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  1. No Power at fuel pump circuit after servicing

    Volkswagen Passat B5 Discussion
    Hi all, thanks for the assistance on previous posts. Am really looking forward to wrapping this project up. 2000 V6 - wagon ATQ 212k miles. Just finished up a lot of maintenance work - including TB, water pump, tensioner, etc Also did cam seals, cam covers, and CCT gaskets, bodywork, etc...
  2. PO411 Secondary Air Circuit A open

    New Member Introductions
    Hi, 2004 AWB engine error code PO411 on reader Circuit A open what should I be looking for to solve?
  3. P1678 Drive By Wire MIL Circuit Short To Ground

    B5 Garage
    I had to R and R my instrument cluster and now I am trying to clear the EPC lamp. The code is P1678. ( I also have a P1690 with no CEL) When I go to clear it while car is running it will disappear for a moment, then right back on. Iv'e tried most everything I could do. Any suggestions...
  4. Door mechanism circuit board - same problem on 2002 as 1999?

    Volkswagen Passat B5 Discussion
    So, like many of you, I followed taligentx's instructions on the circuit board repair for the door lock mechanism (with bad solder joint). It's been a while. I have a 99 Passat. My friend thinks he's having the same problem, on his 2002. Did this defect/failure also plague the 2002?
  5. O2 Heater circuit components

    B5 Garage
    Can anyone tell me where the relay and fuse for the oxygen sensor heater circuit is for a 2002 V6 4mo wagon ? Or is this all handled within the ECM? My heater control circuit code has reared its ugly head, about a month after replacing the sensors. I searched around and looked in my FSM but can...
  6. p0010 camshaft position actuator A bank 1, circuit malfunction

    Volkswagen Passat B5 Discussion
    Hi guys, I did some research on this issue and still need some help. I get the p0010 camshaft position actuator a bank 1, circuit malfunction. So, I figured it may be an 'electrical issue' of some sort. I changed the camshaft position sensor and still doesn't work. I read to test the solenoid...
  7. Stumped by SAISP Relay Circuit Problem (P1433 Code)

    B5 Garage
    I am new to the Forum and hope this is the right place to ask for help with a long-running problem with the SAI System in my 2000 1.8t Passat that started with a failed SAISP. I found it full of water, which I assume came from condensation; also a crack in the air outlet pipe. I replaced the...
  8. Heater Control Circuit

    Volkswagen Passat B5 Discussion
    Pulled the codes on my 02 2.8l 4motion with 130k today. It is giving me P0056, P0161, P0036 and P0141 which all relate to the Heater control circuit and O2 sensor heater circuit. Bank 1 and Bank 2 sensor 2 on both sides. The car is running great, with no issues. Since I just bought it I would...
  9. 2010 cc - code 00984 - Left Tail Light (M4) 012 - Electrical Fault in Circuit

    Volkswagen Passat CC Discussion
    Can someone tell me which bulb does what of the ones in the trunk lid tail light? The only one I can 'active' is the reverse backup light (using VAGcom output test). How can I troubleshoot the code above? The annoying 'light bulb' dash warning light is on. and now: tape over with black...
  10. Running/Driving - but 20 faults: ECT short+, and All 6 Cyl's ignition open circuit

    B5 Garage
    ’00 Passat 4-motion w/ new 2.7TT out of ’00 A6, tip – running and driving, but working out some bugs (hoping it’s not a plague) I have no CEL, but I’m thinking its burnt out. I do have EPC light on.. Is this issue maybe FROM the EPC light? Is there a controller/limiter cutting my ignition for a...
  11. Ign. coil B Primary/Secondary Circuit Malfunction. How to fix?

    Volkswagen Passat B5 Discussion
    I am getting error code 352 witch relates to the ign. coil circuit malfunction. Anyone else have this problem before? I have a 04 glx fwd with v6 and manual. The car would be running fine for a while then it will start to misfire and the check engine light will start to flash, will last for a...
  12. Circuit Diagram

    New Member Introductions
    Hi somebody, someone, "anybody". How can I get a look at a B5 circuit diagram on this forum. Thanks, Dave
  13. VCDS Lite - First scan ever, N75 Open Circuit & Brake Light Switch Implausible Signal

    B5 Garage
    VCDS Lite - First scan ever, N75 Open Circuit & Brake Light Switch Implausible Signal VCDS-Lite Version: Release 1.2 Saturday, 01 March 2014, 11:56:16. Chassis Type: 3B - VW Passat B5 Scan: 01,02,03,08,15,16,17,19,35,36,37,46,47,55,56,57,58,75,76,77...
  14. P0155 02 heater Circuit (Bank 2, Sensor 1)

    Volkswagen Passat B5 Discussion
    I have a 2004 Passat 2.8 30V engine. It is throwing code P0155 - 02 heater Circuit (Bank 2, Sensor 1). My question is which side is Bank 2 (driver/passenger, right/left (viewed from which direction))? Also, would Sensor 1 be the first one from the engine? Thanks in advance!
  15. 02' Passat v6 glx - VAG code - PO135 Sensor heater circuit malfunction

    Volkswagen Passat B5 Discussion
    Hello all, I just got this code on my car and after plugging it in with a generic computer , it seems like it's the oxygen sensor that is starting to go bad I guess. Is this something I can change myself ( buy part online from reliable seller ) What is the experience or do I need to bring it...
  16. Does anyone know what resistance the o2 sensors' heater circuit is suppose to be?

    Volkswagen Passat B5 Discussion
    I have a 2002 passat v6
  17. ABS Fault with fluid box connected, disconnected no error codes ? Circuit ??

    Volkswagen Passat B5 Discussion
    I started another topic about my ABS fault but things changed so much that I wanted to make a new topic about the issue I found out. With the fluid tank connected with the 2 pin connector I cannot even talk with the ABS sensor through VCDS. When I remove the connector from the tank I get no...
  18. CEL PO171 & PO141. O2 heater circuit bank 1 sensor 2

    B5 Garage
    In the past month I replaced the MAF sensor due to a CEL for it and hard shifting in morning from reverse to drive, that took care of that, I also cleaned my throttle body...just because I have 170,000. I have replaced the vacuum lines about 35,000 miles ago. So after a 550 mile road trip, I...
  19. Leak detection pump circuit Help needed ASAP

    Volkswagen Passat B6 Discussion
    Was just at the dealer for cel. They state that the vacuum leak is because there is a broken valve below my BSH intake. This valve is the supply line for the leak detection pump. Anyone know what valve this is? The pricks at the dealer won't tell me. Need help ASAP! Supposed to be leaving town...
  20. Code 18021 P1613 - MIL Control Circuit - open or short to plus

    Volkswagen Passat B5 Discussion
    1.8T AEB engine. First time I have come across this error code: 18021 - MIL Control Circuit P1613 - 35-00 - Open or Short to Plus Tips how to fix it?