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  1. Car not staying at temp, bad thermostat??

    B5 Garage
    My new to me B5 Passat 1.8t is having some issues. The first drive of the morning the car takes FOREVER to reach the 190° mark on the coolant temp gauge. After it reaches that point it’ll stay there for a few minutes and then start dropping back down. The heat also blows “warm” but not by any...
  2. Climatronic not blowing cold on left side of car

    Volkswagen Passat B6 Discussion
    Hi all, am o correct in thinking this is likely a flap motor fault? 2006 3c. If I crank the heat it blows hot on both, but turning down to low gets kind of room temp from the left, icy cold from the right
  3. Recent cold start issue with motor turning over then abruptly stopping(? mid crank!!

    Volkswagen Passat B5 Discussion
    Hey all! 04 V6 GLX auto with ~190k miles. I apologize for the long post but want to give as much info as I can. It has started getting cold here in Ral, NC. and I have noticed a strange occurrence (happened 3 or 4 times in the past 2 or 3 weeks) with the motor when trying to start the car...
  4. Hard starting in cold weather

    Volkswagen Passat B5 Discussion
    So my 2005 V6 Passat has had a hard time starting it left sitting in the cold for a few days in the past. I’ll start it and it’ll be fine hen but a rough start. Sometimes it’ll be tougher and it’ll run rough until I turn it off and back on. Today I went out after it sat all weekend and didn’t...
  5. Cold Start issues with my 2001 Passat GLS 18.t auto..

    Volkswagen Passat B5 Discussion
    Hello, Over the past week, I have had this new issue with my 01 Passat 1.8t AUG. When I go to start it after it has been sitting, let's say, over night or for more than 5-6 hours, it cranks, and at likes it has started, but then dies. On the second attempt, it always starts right up. I have...
  6. Cold air intake idea - Please don't hate me

    Volkswagen Passat B5 Discussion
    ok. So we all know how much we all hate the aftermarket CAI idea because "the car already comes with one etc etc", or short ram that "if anything you suck in the hot air" i've looked around on this forum (maybe not extensively but i did), and I have not seen anyone trying to guide the cone...
  7. 1.8T Engine Knocks On Cold Start And Goes Away

    Volkswagen Passat B5 Discussion
    Hi, My Passat 1.8T is making a strange noise at cold start up. Oil level is fine and I don't have a dry start knock like it's low on oil pressure but the knock fades in after a minute on start up then I hear something click and it goes away. Could I be hearing detonation like a knock sensor...
  8. 2007 3.6 4Motion A/C Not Cold

    Volkswagen Passat B6 Discussion
    Hey All, My 07 AC (climatronic) works ok when driving at a consistent speed, however, in stop and go driving it never cools down. I have searched the forum and found plenty of post of similar issues but in all cases i have found that their aux fan is not kicking on. In my case, when i turn the...
  9. Everything looks OK, AC not blowing cold!

    Volkswagen Passat B5 Discussion
    2003 1.8t AWM Relay 384 OK. It clicks. Fuse 25 OK. AC light comes on in the button. Aux fan kicks in. AC compressor clutch engages. System is charged. What could be the problem? Last winter the plenum chamber was flooded (a lot of water) because the previous owner didn’t clean up the drain...
  10. transmission in limp mode when cold start

    Volkswagen Passat B5 Discussion
    The transmission was in limp mode (PRND432 all lit up) when I started the car early in the morning, but would be normal if I simply restarted the car. The transmission would also started normal during the day. I am really puzzled by this, don't know whether it has anything to do with the cold...
  11. 2007 B6 BKP DSG hesitates changing gears when cold

    New Member Introductions
    Hi, I have this issue with my Type 3C (B6) Passat that I haven't been able to solve for years. My mechanic advises total DSG replacement but I would like to discuss the issue here first. The car is a 2007 with a Diesel BKP (2.0T) engine with a 6 speed DSG. The issue only occurs when the engine...
  12. Hard start when cold

    B5 Garage
    How are you doing passat world. It's me reedster again and I'm having a few problems with my 2002 passat 1.8t. First problem is when the car is cold or has been sitting for about 4 hours and I try to go start it will keep cranking after about the 10 revolution of cranking it start but it sputter...
  13. Engine missfires but no codes/car doesnt do high idle when you cold start it.

    B5 Garage
    hi guys, dont know if you can help. my 2005 1.8T 4motion is chipped stage 1 and have 168000km on. lately the car has been acting up. the car wont high idle at cold start like it normally does. i also have small miss fires but nothing to turn on the check Eng. is there anything that i need to...
  14. Hard cold starts, random idle stutter

    B5 Garage
    Hello there. Just as a preface, I'm going to try to give y'all as much info as I can on this problem, since I've been trying to diagnose it for a while. The Car: It's a 2005 1.8t auto wagon, AWM engine code with 160k on it. Stock except for APR Stage 1, which we've had for years with no...
  15. B6 2.0T - Hose under the cold air intake system (Need info, pic included)

    Volkswagen Passat B6 Discussion
    Hello, My car has a ruptured hose under the cold air intake system. 1. What is the name/part number of this part shown on the picture (pointed with arrow)? 2. What is the purpose of this hose? Car info: VW Passat B6 2010 2.0T (Engine: CBFA) *pic is not of my actual car
  16. Tritronic shifting issues when cold????

    Volkswagen Passat B5 Discussion
    I have a 2004 Passat GLX V6 with the tiptronic transmission. When the car sits overnight in the cold, the transmission appears to be stuck in a higher gear when I start it up in the morning and start moving. The car feels like it starts off in 3rd gear (or so) from a standstill. I believe the...
  17. Cold start problems etc.

    Volkswagen Passat B5 Discussion
    Hello my friends! :) I have Passat vargon 2003. tdi pd 130hp. This morning was -30c and i tried to start my car, but i got message: STOP low oil pressure and engine wont start. :( I check oil level and see that level is below minimum. Before 2k kilometers i poured 4 liters new Liqui moly 5w40...
  18. A/C not "that" cold anymore. Bad expansion valve? Pressure readings/diagnose issues!

    Volkswagen Passat B5 Discussion
    A/C not "that" cold anymore. Bad expansion valve? Pressure readings/diagnose issues! Guys, The weather down here in a JOKE, it's something like 40ºC by midday (105 ºF). Only now I'm realizing how weak my A/C system performs, I can't get that nice iceberg breeze from the vents as before, only a...
  19. Brake pedal went to floor on a very cold night

    Volkswagen Passat B7 Discussion
    Maybe I am crazy? I started the car last night. It was 25 degF, and the wind was pretty whippy. I started the car, put it in reverse and was backing out of a parking space heading toward a big stone wall when I pressed on the pedal and it went to the floor!! I immediately pulled the...
  20. trouble starting in cold weather/weird idle/engine cut out 02 2.8 glx

    Volkswagen Passat B5 Discussion
    Hey all, been searching for a long time but looks like i might have to make my own post... 02 passat 2.8 glx 212k mi happens every winter, when the temp gets below about 5 F and the car has sat at least overnight, car starts really slow if at all. cranks fine (new battery). sometimes it...