2002 vw golf tdi glow plug relay. When the ignition switch is turned on the glow plug light.

2002 vw golf tdi glow plug relay Produced in 1998, 1999, 2000, 2001, 2002, 2003, 2004 and 2005. Agentmaddock provided me his wiring diagram. The glow plug relay turns the electricity to the glow plugs on and off in a controlled timed, manner. Produced in 1997, 1998, 1999, 2000, 2001, 2002, 2003 and 2004 with hatchback, station wagon and convertible bodies. Malach211 Out of Stock. " Pretty sure that's where it was on my mk4's I've had too. How thoug Nov 10, 2013 · I do apologize if somewhere this was already discussed, I did try to look through the glow plugs 101 thread however 115 pages does not make it easy. We would like to show you a description here but the site won’t allow us. temperature switch bad ? Jun 11, 2022 · So today I bought a 1981 rabbit with the 1. Replacing a defective relay Oct 3, 2009 · A glow plug creates heat using resistance from an electrical circuit and is meant for short periods, if you want constant heat perhaps another way will be better suited for your car That bieng said you can adjust the glow plugs using vcds and extend the time they are on you will burn through glow plugs quickly but you will be warm Genuine Volkswagen Diesel Glow Plug Control Relay Module Call (310)626-8765. Email before Ordering. 9 Superseded Part Number:2005 2004 2003 2002, Volkswagen, Golf Jetta Beetle, DIESEL, Hatchback Sedan Wagon Convertible, 4Cyl, 1. On the 2002 Jetta, it is located up under the cowling near the wiper motor. 911. 13K subscribers 785 Oct 25, 1999 · Joined Oct 25, 1999 Location Under a Bridge, Crestview, FL, USA TDI '00 Golf 4dr White 5sp, '02 Jettachero 5sp, Wife's '03 NB Platinum Gray auto (!) Sep 17, 2019 · Hello - I recently bought my daughter a used 2002 VW Beetle TDI - Unfortunately the Check Engine light came on last week and after taking it in to the local VW dealership they said the "glow plug bridge connector" was decaying and falling apart and thats why the light was on. Plugs are bosch and harness and CTS are oem VW Oct 17, 2007 · So my check engine light came on the other day on my 05 golf and the code was P0671. Oct 4, 2010 · Solved: Glow Plug Relay Function Question Solved: My issue with the glow plugs not coming on, even with the CTS unplugged, turned out to be a bad T14A connector. If I apply 12v to pin 86, and ground pin 31, should that make the contact close if it is good? Mine is not when I do this. If your relay and glow plugs are working fine, your problem is likely in this harness. Diesel Glow Plug Relay. I have found that their are two relays, one also says control relay. Thanks!!! Oct 5, 2011 · Hi, guys i need help to diagnose a problem on my tdi glow plugs. myturbodiesel. They told me it would be $650 parts and labor to replace. 4) Using the VAG 1551 read the fault code. Apr 12, 2011 · I'm looking for the Auto glow timer module in my jetta. Jan 26, 2013 · The two black wires each supply two of the glow plugs, and the relay compares the current in each path. And just like the IDIs the glow plug light has nothing to do with whether the glow plugs are actually getting power. 5 BHW Passat) Bosch part number: 0281003089 / 0 281 003 089 Glow Plugs and Harness already inspected or replaced 2002 - 2003 Mk4 New Beetle TDI with ALH Engine Code 2004 - 2006 Mk4 Jetta Wagon TDI with BEW engine Code 2004 - 2006 Mk4 New Beetle TDI with BEW engine Code Mar 10, 2015 · The glow plugs are heated before and during cranking, as well as initial engine operation. com/wiki/glo Please read this article for detailed steps. Every time you sweep over 2500 RPMs, it clicks off. Is there another place Mar 30, 2011 · Causes of flashing glow plug light Because this is a frequently asked question, I (MOGolf) went digging through info for '01 ALH and made the following list of known reasons for the glow plug light to flash. See full list on fuseandrelay. Glow Plug realy #109. Here are my symptoms. 0:00 Introduction0:19 Glow plug location0:32 Diagnosis1:04 Testing Oct 11, 2002 · Hi all. That has all the classic symptoms of faulty 109 relay. 2007 Vw Passat b6 2. This article describes the fuse boxes and relays of Volkswagen Passat B5 (1997-2005) with their layout and assignment Jan 23, 2021 · Volkswagen Jetta is designed on a common basis with the vw golf IV. Located on the engine and with a direct connection to the engine control unit, the control module uses a Oct 26, 2025 · Find many great new & used options and get the best deals for OE BOSCH Glow Plug Control Relay Module For VW Golf TDI 1. BTW, just like the IDIs the TDIs have a glow plug strip fuseit's in the fuse box on the top of the battery box. Any tips on getting the engine Oct 3, 2009 · A glow plug creates heat using resistance from an electrical circuit and is meant for short periods, if you want constant heat perhaps another way will be better suited for your car That bieng said you can adjust the glow plugs using vcds and extend the time they are on you will burn through glow plugs quickly but you will be warm A sensor that verifies that the glow plug is connected and working. Is there another place Sep 17, 2019 · Hello - I recently bought my daughter a used 2002 VW Beetle TDI - Unfortunately the Check Engine light came on last week and after taking it in to the local VW dealership they said the "glow plug bridge connector" was decaying and falling apart and thats why the light was on. I had it checked at Autozone and they said the glow plug relay is bad. http://www. I'm not sure what's causing it, but I've overloaded 2 of these things Subscribed 444 44K views 5 years ago How to replace the glow plugs on a 2003 1. Make sure you get the right one for you vehicle, there are many variations of this part. I just put all new plugs, harness, and coolant temp sensor on the car. Feb 17, 2009 · 2) Turn ignition on. (1)Where is the Main Glow Plug Relay located? I've looked through my Bentley CD and have not found the location for the main glow plug relay. ***Bosch, as shown in the photo, is no longer available however we do have a few Glow Plug Relay (Late Mk4 ALH 2002+) (Mk4 BEW) (B5. The 2001-and older have a different relay - I believe it's numbered 180 - for the glow plugs in the relay panel (p/n 038 911 253). I am manually wiring up the relay 109. On 2002 and newer, threre's a solid-state controller (p/n 038 907 281 C) that's on the front of the firewall. 30 & 87 are the main power connections going through a 80 amp fuse F6 in the engine bay. . My question is WHEN does the coolant glow plugs come on? Cold engine, is it when I turn the heater control on or must the engine be at a certian minimum temp Glow Plug Harness: Jetta, Golf, New Beetle TDI 04-06 VW TDI glow plug harness. Feb 13, 2017 · So I have tested the following: - glow plugs all showing continuity - using VCDS output tests, I can verify that 0V and 12V cycling to each glow plug exists ( which I assume is what the test is supposed to do ) The part number for the J179 glow plug relay on this car is 038907281C and it is located next to the battery. I think the problem I had after changing the bad glow plug is I didn't snap in the harness to one of the glow plugs very well. com How to fix a glow plug problem in a 1. Mechanics Choice Diesel Glow Plug Relay for 2002-2005 Volkswagen Beetle, Golf, Jetta (L4 1. You can do a basic test to see if it is working. With the glow plug light flashing on Volkswagen cars Dec 11, 2001 · Ok, I've seen some mixed info on this. On the cover of the case of the relay is the wiring circuit usually. 9 TDI engine Volkswagen Passat in this case but mostly these problems is in other cars. I've located the coolant heater relays under the hood, but need to access the engine Glow plug relay Apr 6, 2003 · Joined Oct 10, 2002 Location Toronto & Whitby TDI Silver 2003 Jetta Wagon Mar 2, 2010 · User Tag List Thread: MK4 golf tdi glow plugs Page 1 of 2 1 2 Last Results 1 to 10 of 16 A video overview detailing the replacement of a 4 wire glow plug harness. Fits 2002+ Jetta, Golf, New Beetle Mk4 TDI and Passat B5. It's worth checking the Nov 7, 2020 · Glow Plug Relay (A3) (B4) (Early A4) Glow Plug relay for A3, B4 and early A4 cars (through 2001). They are listed with the VW code and generic reader P code. I've replaced the relay, plugs, and harness (last 2 were so that they could work period). 00 Glow Plugs: N101 401 05 Beru N101 401 04 Bosch L [ October 09, 2002, 18:27: Message Hey folks! In this video, we're going to replace the glow plug harness in the Jetta. Nov 10, 2013 · I have a 2003 Golf TDI it appears that the Glow Plugs aren't working. Dec 19, 2011 · Here's how to tell whether you need the A or C glow plug module based on the model and VIN (dashes mean that that digit of the VIN doesn't matter): 2002 Golf A: All vehicles 2003-2007 Golf (the A/C split came in the middle of the 2005's) A: Up to ------1J-54033907 C: Starting at ------1J-54033908 2002-2005 Jetta (A up to 2003, C starting with the 2004's) A: Up to ------9M-3-999000 C - Starting . still cycles the glow plugs with key on, it actually cycles the 2v at 🔧 VW Audi TDI P0684 / P0670 FIX – Glow Plug Relay Module Replacement (Tiguan Engine Light)Got a check engine light on your VW or Audi TDI? In this video, I OEM glow plug relay for Mk4 chassis with TDI engine. After this I also cleared the trouble codes. Oct 12, 2015 · A common problem addressed on the mk4 Jetta, Golf, new beetle, and Passat tdi. From Chassis/VIN 1K-6-617 332. I have changed the 109 relay with 2 others that worked on other cars. You probably have a bad module. When the ignition switch is turned on the glow plug light Jun 12, 2014 · Testing the relay out of the car is iffy at best as it has solid state components in it. Now my check engine light comes on regularly and it is the P0864 code. 0 LITER, DIESEL, glow plug. This allows it to detect a bad plug and turn the MIL on when it sees an imbalance. The GP harness is brand new, and all fuses and wires are good. It is important not to mix the fast and slow components. The Glow Plug Control Module: TDI (ALH) 02-03 VW glow plug control module. On this video you'll find out where to find it. And how to replace it. Jul 28, 2007 · I have a 2000 Jetta TDI and want to replace the glow plug relay switch as I am no longer getting power to the glow plugs. if glow plug is taken out of the head, make sure that glow plug is not over torqued past 11 ft pounds. For more How to fix a glow plug problem in a 1. This part is some times called a trigger. No Change. Fits Jetta (2006 - 2014) 2. more The glow plug relay on a 2002 VW Beetle is typically located in the engine bay fuse box or near the battery. Aug 11, 2017 · The code could be a bad or wrong relay, bad wiring harness, or bad glow plugs. It has been going down into the 30's at night and I haven't seen the glow plug light come on in the jetta yet when I go to start the car in the Oct 2, 2014 · Interesting you mention this issue. If DTC 00522 appears, the glow plug relay is OK. Feb 6, 2014 · Does anyone know where the glow plug relay for 2006 Jetta TDI is located? I can't seem to find it or hear anything "click" during the glow plug on cycle. Further, they say that there is a "red" 50 amp fuse that feeds this relay. 00741 Brake pedal monitoring - implausible signal 01044 Control unit Aug 16, 2010 · I cannot find any info about the following fault code: 001648 - Glow Plug Module 1; Glow Plug Circuit: Electrical Malfunction P0670 - 000 Freeze Frame: Fault Status: 01110000 Fault Priority: 0 Fault Frequency: 1 Aug 14, 2010 · So I'm in the process of swapping my 2001 jetta TDI engine into a 2001Golf GTI. Dec 15, 2013 · Hello all, I’m trying to bench test a glow plug relay out of a ‘99 Beetle (relay 180). Is there any way to test the glow plug relay before I drop $150 on a new one? Also I checked the fuel timing with the Mk4/A4 1999-2005 VW Glow plug replacement on ALH engine. 6ohm, the solid fuse is still good. Oct 30, 2022 · I Need A Complete Diagram On 91 Volkswagon Jetta Fuse Panel With Connector Colors And Letter Locations The Back Of Tdi Glow Plug Relay 2002 2006 Cascade German Parts Vw Jetta 2006 1 9l Sel Engine Brm Wiring Diagrams Pin Connector Location For Cars Relay 109 Main Power Supply Fuse Tdiclub Forums 2008 Vw Jetta Se 2 5l Relay Diagram Forum Glow Plug Control Module Circuit Fault What does that mean? The OBD (on board diagnostics) code P0670 is generic and encompasses all brands of late model diesel engines, including those diesels found in Ford, Dodge, Chevrolet, GMC, and VW Volkswagen vehicles. May 4, 2007 · I repaired my melted, damaged relay and checked it on the bench, both relays are closing and able to pass current. WAGON, 2010-11, ENGINE COMPARTMENT, glow plug. Which is located under the windshield beside the Glow Plug Relay: 1. Of course, the Bosch are more expensive than the Beru. I've just looked at a Passat wiring diagram and that shows the relay has 4 connections. a glow plug relay that controls the flow of power to the glow plugs On MK2 chassis the relay is a tall rectangular black box that lives on the left-hand side of the fuse/relay plate (c)2009 Gord McFarling Oct 19, 2010 · They also mention that this is where the glow plug relay is for my particular TDI model. 9L) Brand: Sawyer Auto Search this page $10896 Genuine OEM glow plug relay. The glow plug harness is known to commonly fail in the TDI engine. I can't find the location of the relay switch. That relay with the 905 is the 180 relay I went and checked a spare I have laying around and those numbers are the same. no cel or glow plug light error, battery is good, newish ~3year old glow plug harness, plugs ohm out at ~. Jun 20, 2010 · I have a 2002 Jetta TDI. Glow Plug Harness, and Glow Plug Module still not working on cold starts lots of white smoke does anyone have an idea on what I should do next I am May 21, 2009 · Pre-2002 TDIs have their glow plug relay in the inside of the car, in the relay box, and it is normal to hear it clicking on and off as the car warms up. I have another deisel vehicle and the glow plug light will come on in temps below 50 degrees. This is a latter a/c relay, On this relay pins 1,2, and 3 are the "pick" if you attach a 9Vdc battery to those pins as from pin 1 to both 3 and pin 2, 12V+ on pin 1 negative on pin 2/3. 2002-2003 VW Golf TDI. Preglow Phase During preglow, the TDI diesel engine uses four glow plugs, which are installed vertically with push-on electrical connectors that are similar to regular spark plug wires. Applies to most VW Diesel engines. The "VW MK3 B4 TDI Coolant Glow Plug Control Unit Relay ('96-98) [191911261B]" is ont he firewall and there was a fusible link on the front that was broken clean in half. To troubleshoot, inspect the relay for corrosion or damage, test continuity with a multimeter, and check related fuses. I found an article detailing what each pin is for. Item #: 21270 Glow Plug Control Module: TDI (ALH) 02-03 VW glow plug control module. 9 TDI Volkswagen diesel (ALH) BUY THEM HERE: https://amzn. I've got power to the glow plug relay but no power at the glow plug harness. In this video you can see how to find the relay in the fuse for engine Jun 12, 2014 · Testing the relay out of the car is iffy at best as it has solid state components in it. Have you done the recall on the brake light switch (depends on the model year)? Here you will find fuse box diagrams of Volkswagen Golf IV 1997, 1998, 1999, 2000, 2001, 2002, 2003 and 2004, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay. Dec 23, 2007 · The engine will simply crank and crank and crank. One item we noticed in the fuse box is that the 50 AMP fuse just glides out with almost no drag (other fuses do the same Jan 5, 2013 · How can I find and positively identify the glow plug relay in this car? The glow plugs have all been renewed. The pre-heating indicator used to come on for a very short period and now does not come on at all and the engine will not start in this cold weather. Some rodent decided to use my glow plug harness as a chew toy. Generally customers replace both the glow plugs and the harness before they change the relay. Apr 25, 2009 · No power to glow plugs or harness. This TDI glow plug relay is located near the car's ECU. But how is the overall operation of your glow plugs monitored and controlled? This is done by a glow plug control module. Dec 5, 2002 · The official service procedure calls for replacing the glow plug relay but it has been found that an exceedingly large majority of the time, the relay is not at fault. 1. If your relay and glow plugs are working fine, your problem is most likely in this harness. ENGINE COMPARTMENT, glow plug. Feb 16, 2004 · glow plug light comes on just for a half second, hard to start, looks like no juice to glow plugs. I checked the glow plugs with the multimeter and they seemed fine. I didn't bother checking the glow plug relay, but I did check the fuse. Guaranteed to fit the following models: 2002-2003 Volkswagen New Beetle TDI 2002-2003 Volkswagen Golf Mk4 TDI 2002-2003 Volkswagen Jetta Mk4 TDI Replaces the following OE part numbers: 038907281A Tips location relay2003 tdi jetta glow plug relay. It supplies power to - Glow plug relay - Fuse 32 ECM Fuel quantity adjuster - Fuse 34 Cold start injector Waste gate bypass regulator valve (N75) Change over valve (N239) EGR vacuum regulator valve (N18) Mass air flow sensor (G70) - Fuse 43 Clutch vacuum vent valve (if The 4th generation Volkswagen Golf belongs to the compact class cars. If DTC 00522 and DTC 01050 appear, the glow plug relay is defective and needs to be replaced. Glow plug relay is 180, and is located in the relay panel under the dash (same area as the 109 relay). The Oct 10, 2002 · The dealer logged my car in as an '02 (even after I said "2004 Jetta TDI") and installed the earlier plug (one for a 2002) (warranty job) on my '04 and the replaced plug burned out and threw a "glow plug #4 electrical fault" code and turned on the CEL the next day. Complex pieces of machinery that they are, vehicles are made in a way where many symptoms will crop up before a considerable problem affects the car. May 27, 2003 · The 109 relay supplies power to the ECM. If the relay fails while the engine is running the engine will shut off just like you had turned off the key. The purpose of these 4 glow plugs is to assist combustion of the cold diesel fuel during cold starts. 6 diesel in it, the guy I bought it from had a rigged wire leading from the battery to the first glow plug, I got under the dash into the fuse box and located the relay, there are two wires that are disconnected from the socket (pictures shown) a Sep 9, 2010 · 2992 Jetta TDI , hard start even at 90 degrees air temp, after it starts which takes 2 or 3 attempts at 25 seconds each, it will restart in 2 seconds, i check for power at the #1 cylinder glow plug and nothing. Located on the engine and with a direct connection to the engine control unit, the control module uses a Oct 22, 2012 · I you search for glow plug relay pics most of them show two main terminals the ones that don't you can't make out the terminal numbers. In this publication, we will present an assignment of the diagrams of the fuse boxes and relays of the Volkswagen Golf 4 with photo examples. Bostech's engine harnesses and connectors are designed and assembly to the OEM specifications for both fit and function. I fixed the connector to solve another problem related to my dash gauges, and as it turns out it also fixed the plugs. For more May 7, 2007 · I need help finding the two relays for the glow plugs. ENGINE COMPARTMENT. But, I CAN'T FIND IT!!!!! Where is it under the hood?? Feb 18, 2008 · Has anyone ran a main line from fuse area on glow plug to glow plugs on 1997 tdi seem to be having issues with glow plugs and tested all of them and seem good. replaced glow plug relay, still nothing, unhooked temp switch and have power. I was using this diagram below to locate the glow plug relay (from the Relay 109 thread. I did get both codes so should I replace the glow plug relay or not? Glow plugs are used to pre-heat the indirect injection chamber on some diesel engines for ease of starting. Pulled each glow plug. Jul 30, 2007 · Where is glow plug relay for 2004 Golf TDI? Where is glow plug relay for 2003 Golf TDI? I want to replace my glow plug relay, but I can't find it. 0 tdi GT b8 3g2 DFCA engine 3-4 yrs ago no problems until now Can anyone t tell me where the glow plug control module is located ? May 12, 2015 · What confuses me is that the code says cylinder 4 is misfiring, and from what I read on here, the ECU monitors pairs of glow plugs (and I'm assuming cylinders too) like 1&4 and 2&3. I reinstalled into car. I'm having a gremlin situation here. May Qualify For FREE SHIPPING. New 4 Pin Glow Plug Relay (103) for 98-05 Beetle TDI (ALH and BEW), 99-07 Golf TDI (ALH and BEW), 99-06 Jetta TDI (ALH and BEW), 95-97 Passat TDI. If I disconnect the collant temp sensor on the first start the glow plug light on the dash stays Aug 19, 2012 · Issue with hot relay 100 ( noticed it controls the lights, indicators, etc) and relay 103 (glow plug relay) but on panel shows 87F/Diesel clicks when using throttle. On my tdi, I replaced the big black 109 This video shows how to test and replace a faulty glow plug on a TDI engine. 9L, TDI GLS TDI GL TDI GL GLS Sport, Diesel Glow Plug Relay In this video, I show where the relay #109 is located and how to remove and install it. Fits 1996 VW Passat B4 TDI and early Jetta, Golf, and New Beetle Mk4 TDI. Backed by our 24-month unlimited mileage / hour warranty for workmanship and/or materials. If this fails, you will have extreme difficulty starting your engine, especially if it is cold. Mar 2, 2011 · This is the first year I have owned my 03 tdi jetta. I found a relay location under the dash, drive side, but not sure witch one is for the glow plug If all glow plugs test good, and the glow plug relay is work, typically the harness has deteriorated internally, and replacement is necessary. glow plugs are new bosh same part # as i removed, Hard starting started about 60 Jul 6, 2021 · The module is a relay that controls the glow plugs, this what Oil hammer said in another thread " That DTC relates to the glow plug module itself, has nothing to do with the actual glow plug circuit. 9L TDIs 96-04, Jetta, Golf, New Beetle, and Passat The glow plug relay turns the electricity to the glow plugs on and off in a controlled timed, manner. just realized now that its cold here my glow plugs are not working at all. Oct 27, 2014 · I have a 2009 Jetta TDI. Will not work in 1996 B4 chassis cars. May 27, 2007 · I've got a 99 New Beetle TDi, ALH engine with the early-style glow plug relay (180). Passat, Jetta, Golf, Beetle. Sep 26, 2009 · System Components: The glow plug system consists of 4 main parts: 1. Am I understanding/testing this right? Mar 2, 2011 · The glow plugs come into play below about 45F/ 7C at -1C I'd expect about 5 seconds of glow plug time. Jun 27, 2001 · Because this is a frequently asked question, I went digging through info for '01 ALH and made the following list of known reasons for the glow plug light to flash. 5-2002 Golf/Jetta (A4). As of Glow plug light flashing is a common issue, especially with Volkswagen TDI group car models that use diesel engines, and it leaves many drivers worried about their car. Does anyone have any input on this harness? Pretty simple? Or should I prepare for a pain in the ass (is a vw so it’s never THAT simple haha) do I just cut the old harness and butt-connect the new one? Was also looking at possibly upgrading to the 7 volt glow plugs if I don’t already Sep 18, 2017 · If you are replacing on a VW TDI, yes, the glow plugs have a pressure sensor. Made of top quality wiring and connector material to ensure long lasting durability and performance in the hardest working conditions. Is it best to use multimeter or test light to test for voltage at the glow plug harness (coolant temp sensor unplugged)? In either case, where should the ground wire be contacted? Thanks! What is a glow plug control module? As you already know, a glow plug is a heating device in each cylinder of a diesel engine that helps the engine to start. Can anyone help? Apr 12, 2011 · I'm looking for the Auto glow timer module in my jetta. SOmeone posted that there was a TSB on using only the Bosch glow plugs, but I never saw the TSB, personally. I looked under the steering column but there was no relay in slot 10. OEM glow plug relay number 103. I have about 103,000 miles on my 2009 Jetta TDI and have the exact same issue AFTER Volkswagen performed the fuse box replacement recall a couple of weeks ago. It does this Jan 11, 2000 · If you're wondering what relay 109 supplies power to, I just examined the wiring diagrams for the 99. Dec 23, 2007 · A flashing glow plug light can be attributed to several conditions; most likely a burned out brake light or two and a defective brake light switch. They works only if I disconnect the coolant temp sensor, if I connect the coolant temp sensor, the glow plug harness has zero power. Golf TDI MkIV (A4 chassis) w/ ALH engine (2002-2003) May 21, 2009 · Only one coolant plug comes on (first coolant plug relay which is connected to only one plug) if the glowplugs are also running (probably to save load on the alternator) and then as soon as the glow plug after-run is complete the other two coolant plugs come on via the second coolant plug relay. Now, I've done everything upto checking the glow plug fuse. I finally got the coolant temp sensor harness unplugged and each of the fingers of the glow plug harness returned above 5 volts before they Jun 3, 2023 · This can save a lot of time and money car owners would otherwise spend resolving glow plug problems. I have a 2003 Jetta ALH. Is there anyway they could test good and still be bad? Feb 9, 2024 · 02 golf. 4-wire glow plug harness (038971220C)and a set of 4 new OEM Bosch (0250202022) Glow Plugs. 2002-2003VW New Beetle TDI. Symptoms of a faulty relay include difficulty starting, especially in cold conditions, and dashboard glow plug warning light activation. OEM VW Part Number: 038907281C Fits the following: 2002-2006 VW New Beetle ALH & BEW TDI 2002-2006 VW ALH & BEW Golf TDI 2002-2006 VW Jetta ALH, BEW & BRM TDI 2004-2005 VW Passat BHW TDI Oct 23, 2014 · Relay 109 is the main power relay, not the glow-plug relay. Closer to the drivers side wiper area. The Engine Control Module (ECM) controls the glow plug ON times by monitoring coolant temperature and glow plug voltage. Unlike Feb 13, 2017 · So I have tested the following: - glow plugs all showing continuity - using VCDS output tests, I can verify that 0V and 12V cycling to each glow plug exists ( which I assume is what the test is supposed to do ) The part number for the J179 glow plug relay on this car is 038907281C and it is located next to the battery. 9L TDI ALH Golf 1. VW has two different glow plug systems, called slow and fast. A sensor that verifies that the glow plug is connected and working. In this video you can see how to find the relay in the fuse for engine Oct 4, 2010 · Solved: Glow Plug Relay Function Question Solved: My issue with the glow plugs not coming on, even with the CTS unplugged, turned out to be a bad T14A connector. The relay is just over $100. If your VW is cranking over but won't start, then this could be the problem. 9L TDI Looking at replacing my glow plug harness and relay, just old wiring and the occasional check engine light. I replaced the following Glow Plugs with Genuine Bosch. When the key is turned the glow plug light will not come on and go out: The glow plug light coming on is the ECU's indication that it is powered up and working properly. Each system consists of a high current relay (with integrated starting logic) and glow plugs. Any tips on getting the engine Jul 22, 2018 · Volkswagen Golf IV (Type 1J; 1997 – 2003) – fuse box diagram Year of production: 1997, 1998, 1999, 2000, 2001, 2002, 2003 The 4rd generation Volkswagen Golf compact car was produced in 1997, 1998, 1999, 2000, 2001, 2002 and 2003 with gasoline and diesel engines. Replaces relay 180 under the dash, in position 10 in most cars. 253 038911253. Mar 29, 2011 · Hey everybody, I've searched before and found the location of the glow plug relay via previous threads but I was talking with a local TDI guru and was told that for my 2000 Jetta TDI, the glow plug relay is under the windsheild cowl on the driver's side. Luck is what happens when preparation meets opportunity Oct 2, 2002 · There's been alot of info on glow plugs, relays, etc, etc. 5 TDI models with the 4-pin glow plug harness. Engine Fitment: Jetta 1. Found 1 Dead Jan 27, 2001 · The TDI diesel engine has a glow plug system composed of two phases - Preglow and Afterglow. I have a 2000 auto Jetta. If I disconnect the collant temp sensor on the first start the glow plug light on the dash stays Feb 6, 2014 · Does anyone know where the glow plug relay for 2006 Jetta TDI is located? I can't seem to find it or hear anything "click" during the glow plug on cycle. 3) Wait 20 seconds for glow plugs light to go out. Mar 16, 2018 · Hey I have read quite a few posts regarding the 109 relay problems and the symptoms that go along with it. My 2001 Jetta TDI was starting fine when I parked it in the garage. i jumpered this with a ~22 Jul 13, 2011 · The car is starting hard and I want to make sure the glow plugs are working. The problem I ran into is that his diagram uses the "new style" glow plug relay. Dec 4, 2021 · Have been using Ross tech vcds since I purchased my new Passat 2. Please check the part number before ordering. WAGON, ENGINE COMPARTMENT, glow plug. 9 TDI /emergency caralarm immobiliser/ 6 days ago · New Bosch OEM Glow Plug Relay VW Jetta Golf Beetle Passat 1994-06 TDI Diesel 1. I have searched and searched for information regarding the glow plug system on these however I have turned up with only the older TDI glow plug information. Very simple way to fix your glow plug issues could be by replacing this module. However, it has a more elongated body and is a classic sedan. The California Glow Plug system has eight individual glow plug supply circuits between the controller and the glow plugs. I returned from a 5 month work assignment and now It will crank fine but won't start. 9L Diesel 1999-2005 at the best online prices at eBay! Free shipping for many products! Oct 22, 2012 · I you search for glow plug relay pics most of them show two main terminals the ones that don't you can't make out the terminal numbers. But on my car, cylinder 4 is misfiring and glow plug 3 is faulty. Mar 30, 2011 · Causes of flashing glow plug light Because this is a frequently asked question, I (MOGolf) went digging through info for '01 ALH and made the following list of known reasons for the glow plug light to flash. Until about 2002 or so, where they moved it to underneath the wiper cowling. 00. Nov 10, 2013 · I do apologize if somewhere this was already discussed, I did try to look through the glow plugs 101 thread however 115 pages does not make it easy. Battery is new and in good condition. Glow Plug Light Flashing VW The glow plug light flashing is a signifier of other problems. Glow Plug Relay: 038 911 253 relay number 180 $105. Scroll down for more detailed compatibility information. I want to ohm out the coil in the glow plug relay and possibly put 12v to it to see if the coil pulls in. to/3NcUtSgmore Glow Plug Harness: Jetta TDI (ALH) 02-04 - 4 Wire VW Jetta TDI glow plug harness. To understand the significance of this code, its ramifications and symptoms, it is important to understand the dynamics at work. Parts# 038 911 253 038-911-253 038. relay 100 location VW volkswagenLittle about relay 100 glow plug, "start relay" VW Golf 5, 1. Vehicle is a 2002 Jetta ALH TDI. I thought it may be May 9, 2017 · 8-Daytime Running Lights Change-over Relay (173), through March 1999 9-Dual Horn Auxiliary Relay (53) 10-Glow Plug Relay (180) 10-Warning Lamp Auxiliary Relay (200) 11-Park/Neutral Position (PNP) Relay (175) 12-Power Supply (Terminal 30, B+) Relay (109) Does this help? Glow plug relat does not apply to you. Jul 30, 2025 · 2002-2003 VW Jetta TDI. See other Volkswagen Golf: Jan 23, 2002 · I've got two questions regarding a 2000 Golf TDI. Cold mornings- Hard to start What I have tested. I have no power to the glow plug harness even with the coolant temp sensor unpluged. 0 tdi glow plug relay location removal and reassemble Fixstuff 1. lnrjdtkms qpnld icied iiq nywwdj mezngt xzwah mfplgxk hrgv vxfc jetxta zwbt xyh gxbk gguw