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  1. Jetta Troubleshooting
    Help ! 2002 1.8 L B motor continues to overheat. Have replaced radiator, fans, fan relay, thermostat and water pump. Is possible secondary/aux water pump a problem ? Just where exactly is aux pump located ?
  2. VW Jetta / Bora MKIV 1998 Euro,1999.5 US -2005
    Last night on my way into work I was stuck in stop and go traffic. After the traffic started to pick up again, I noticed my car was overheating. Pulled over and opened the hood. Let it cool a bit, and added 50/50 antifreeze. Started to bubble because I am assuming it was still hot. I checked...
  3. VW Jetta MKIII 1991–1998
    MY car suddenly started over heating97 Jetta trek 2.0. one day its fine the next day it overheats in 5 mins of driving I checked some forums to diagnose whether its water pump, thermostat, fans, or fuses Fans do not turn on, even when hot. fuse by coolant reservoir is good. There is flow...
  4. VW Jetta / Bora MKIV 1998 Euro,1999.5 US -2005
    As soon as I let my mom drive my car for a day, something goes wrong. Figures! :p Anyway. I have a 1999.5 Jetta 2.0L automatic with 143,000 miles. The car starts up and runs/shifts/etc fine. The car hit a rather large raccoon the day it started having overheating issues, cracking the lower...
  5. Jetta Troubleshooting
    Hello, Re: 2003 Jetta GLS Wagon 1.8T Automatic Triptronic. Should both cooling fans spin at the same time/speed, or is one fan a primary and the other a secondary?? Reason: My car (above) is occasionally overheating, but only when idling. There are twin cooling fans on the fan shroud...
  6. VW Jetta / Bora MKIV 1998 Euro,1999.5 US -2005
    So i have a 2002 jetta 1.8t, i have no water in oil or vice-versa. I changed the thermostat and i need the T that comes off the engine. I have to add water every morning before i leave for work, i thought it was the t-stat. although it helped it did not solve my problem my car is overheating...
  7. VW JETTA OWNERS & ENTHUSIASTS INTRODUCTIONS
    Hi, New to this forum stuff, but anyway I drive a 2001 vr6. Recently I have been having cooling problems. I replaced a thermal control sensor, because my engine light came on, and it came up as the code. Engine light went off days later water pump went, and I replaced that. Now Im over heating...
  8. VW Jetta / Bora MKIV 1998 Euro,1999.5 US -2005
    Hey guys I'm new to the site so I thought I'd start with a question haha Ok, so I have a 2004 Jetta GLI 1.8t and for the past week my car has been idling rough, not ridiculous rough but a little jotty, and then it started overheating like no other and I could not understand as to WHY!? So today...
  9. VW JETTA OWNERS & ENTHUSIASTS INTRODUCTIONS
    Hi there...I have a 2003 Jetta 1.8T and it started overheating recently. I already replaced the waterpump about 15k miles ago and come to find out the large radiator fan wasn't coming on and the thermostat was the main overheating culprit. So I replaced my thermostat, my large radiator fan and...
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