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diagnostic

  1. Upstream O2 sensor diagnostic?

    Volkswagen Passat B5 Discussion
    I recently replaced the front pipe (also called an "intermediate" pipe or flex pipe) on my 1.8T exhaust. To do that I had to remove the catalytic converter. While I had it out I thought it would be a good time to recoat the o2 sensors with antiseize since they're the original sensors 15+ years...
  2. VW won’t crank. Check my diagnostic process please!

    B5 Garage
    2000 Passat Wagon 6 cylinder tiptronic, 114,000 miles. Car won't lock with fob and even with key-in-door occasionally won't activate alarm. This has been an issue for over a year. Yesterday's morning compute ended before it started when the car would not. Would not turn over, no noise...
  3. new here looking for some diagnostic help

    New Member Introductions
    hello, currently driving a 2006 Passat 2.0t it has 167000. recently i started getting misfires, it started randomly going down the highway to work, it pretty much felt like the engine was going to jump out of the car all the time "random misfire detected, p0300 fuel to lean bank1 p0171 cylinder...
  4. Need Diagnostic Assistance

    Volkswagen Passat B6 Discussion
    2008 Passat 2.0T TSI Ran fit as a fiddle this morning, sat in the parking lot for work for about 4 hours when I had to leave early to pick up my son from school. I get in the car, CEL appears and I notice the car is misfiring:icon_eek::hmmm:. Decide to give her a go and she evens out on the...
  5. Diagnostic Trouble Codes Present

    Volkswagen Passat B5 Discussion
    Ok Guys & Gals Yesterday I took my car for inspection & failed for the following codes P0432 P0411 P0441 P0455 P1818 Could these all be connected somehow? I replaced my breather hose (A) & still have to attach the crankcase breather tube (B) I do see smoke coming out of the engine compartment...
  6. Accessing your vehicle PIN# with VAG K+CAN Commander 1.4 obd2 Diagnostic Scanner tool

    Volkswagen Passat B6 Discussion
    On ebay they claim they can access vehicle PIN with this (VAG K+CAN Commander 1.4 obd2 Diagnostic Scanner tool COM cable For VW Audi Skoda)? I had a locksmith access my 2002 Jetta but he said he cant access my 2006 Passat. Anyone know if there is a tool to access the PIN and 2nd question once...
  7. Transmission Diagnostic Codes.

    Volkswagen Passat B5 Discussion
    So last weekend I got a CEL P0706 Transmission Range Sensor. Then today I went to the auto parts store and got it checked again and it was P0741 torque converter clutch circuit performance/ stuck off. Curious what could be going on car drives and shifts fine with no issues. Any ideas?
  8. Car won't start, no dash display, can't connect diagnostic to all modules!!

    Volkswagen Passat B5 Discussion
    Ok, turned ignition on, display on dashboard was made up of odd lines instead of coherent symbols (mileage clock etc.). The only light that came on was the traction control. Fuel and temp display not working either. Turned car over, it stops after a couple of seconds (immobilizer issue?)...
  9. Cranks but doesn't start - with diagnostic results

    B5 Garage
    My 99 V6 Passat (B5, AHA engine) went from running fine to not starting overnight. I've found: VCDS says it's cranking at 280 rpm which also rules out the engine speed sensor, but I checked that with a multimeter per Bentley to be sure. Throttle body is adapted VCDS shows no engine faults...
  10. Diagnostic Tool

    New Member Introductions
    New to the Forum guys, Looking for a good Diagnostic tool for my 2012 Passat SE V6 3.6l and 2012 GTI. I know Ross-Tech is the best but does anyone know where to get the free version of the program? Also any recommendations on Hand held scanners?
  11. 2001 B5.5 AWM - diagnostic help: oil dripping from right above ac compressor

    Volkswagen Passat B5 Discussion
    I have recently used these forums to replace my head gasket and turbocharger, however I have found another leak after reassembling the engine and I cannot place my finger on it. I am hoping someone can just give me an idea where to look. I spotted an oil leak dripping from right above the...
  12. autel ms509 diagnostic tool

    Volkswagen Passat B5 Discussion
    Hallo all I am thinking of buying a autel ms 509 for my02 Passat 1.8t, is anyone familiar with this tool ...will it do the job cheers
  13. elm diagnostic tool help enquiry

    Volkswagen Passat B5 Discussion
    Hallo all I have bought a bluetooth elm327 mini diagnostics unit to check for trouble codes on my 02 Passat 1.8t . Is this unit any good does anyone have the same unit and received positive results or did I waste I money If this is not a waste what type of software can I download to use my pc...
  14. A/C and Heat Diagnostic Assistance

    Volkswagen Passat B5 Discussion
    I recently purchased a 5.5B Passat. The A/C and Heat do not work and I am attempting to fix it. I have a manual climate control setup. I have searched posts and many have been helpful in explaining certain problems with the A/C, however none of them seem to account for a situation where the...
  15. Help with diagnostic code resolution

    Volkswagen Passat B5 Discussion
    On my 2005 1.8T 4Motion Sedan the MIL light came on a week ago. After scanning with VCDS and recording the codes I cleared them. Codes listed below. 4 Faults Found: 16825 - EVAP Emission Control Sys P0441 - 002 - Incorrect Flow - Intermittent - MIL ON 17544 - Fuel Trim: Bank 1...
  16. Climatronic Diagnostic Mode Refernce Guide

    Volkswagen Passat B6 Discussion
    Forum member RichardSEL was kind enough to send me a Word file he has containing a comprehensive list of the readouts available in the Climatronic unit's Diagnostic Mode. It's a great resource that I thought would be most helpful as a post in the forums. I posted it in the B6 forum on VWVortex...
  17. Autel MaxScan VAG405 CAN VW/Audi Diagnostic Scan Tool

    Parts For Sale
    Hey all, I stumbled upon a diagnostic tool that I got as a present a while ago but didn't need since I had VCDS. This is brand new, opened once so I could pretend I was excited. This is no VCDS, but this is definitely a good scanner to keep in your glovebox for quick code reading/clearing when...
  18. Coolant diagnostic - radiator?

    B5 Garage
    There was a puddle of coolant on my garage floor, and the reservoir was empty. So I thought, maybe it's leaking? Jokes aside, I put the car over my pit and unscrewed the belly pan. This is the general area where it's all going down: So, getting up closer, this is what you see: Even closer...
  19. FS: Genuine Ross-Tech HEX-USB+CAN VCDS VAGCOM Diagnostic Cable RossTech HEX CAN

    Parts For Sale
    SOLD SOLD SOLD This is a *USED* GENUINE cable and will work with all future Rosstech software versions. Here is all you need to do to use this cable: 1) Download FREE software here: Ross-Tech: VCDS: Downloads: Current Release and Manual 2) Install software on laptop or PC (that meets the...
  20. Diagnostic charges- need advise

    Dealerships and Service
    I took my Passat 08 to a local mechanic because my car was stalling intermittently. He kept the car for four days and on day 2 he said that my car had an electrical problem and that a sensor connecting to the electrical fuel pump needed to be replaced. I asked how much it would cost and he said...
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