20 Most Recent 1998 Audi A4 - Page 2 Questions & Answers

Visit the on-line store, know as reliable-store, they have the repair manuals. I'm sure you will get the solution of your problem. Audi Service Repair Workshop Manuals

You need to take the car into the dealer or a well equipped repair shop and have the control module scanned for faults. This takes a very special tool, this is not the little $35 code readers that parts stores sell.

Which one? There are typically more than one cooling fan.

William, It appears to be a fault with the door contact switch. 01361 Close switch for ATW Short to earth 1) - Short to earth in the wiring. - Door contact switch -F2 defective Check the attached links, videos and forums on this issue. "I hope this helped you out, if so let me know by pressing the helpful button. Check out some of my other posts if you need more tips and info." You CAN replace the Door Open micro switch in the door latch AudiWorld... http://www.audi-sport.net/xf/threads/driver-door-contact-switch.65995 Audi A6 4B C5 Driver door lock microswitch Audi A6 door panal removal

code p 1625 refers to CAN databus, TCM--incorrect signal===causes --TCM trouble code/s stored---TCM incorrectly coded---wiring---matching resistor in ECM I don't have a listing for code p 1749 but codes 1748 and 1750 are concerned with TCM defective and voltage supply low so after you check the wiring and connections form the transmission you have 2 options use a known good ECM to replace yours ( will eliminate any ECM faults) and/or replace the TCM module on the transmission

..DIESEL ENGINES THE OIL PRESSURE SENSOR IS SCREWED INTO THE OIL FILTER HOUSING ASWELL.PRISE OUT THE CAPS,UNDO THE NUTS AND REMOVE THE PLASTIC COVER ON TOP OF ENGINE.REMOVE THE INSULATION BENEATH COVER (WHERE FITTED).DISCONNECT WIRING PLUG FROM SENSOR AND UNSCREW......BE PREPARED FOR OIL SPILLAGE.Hope this helps you out, Good luck

If no noises from engine it's likely possible that the oil pressure switch went bad. If you don't change you oil often there's a possibility that there may be sludge build up and possibly clogging the pick up. If you go more than the recommended amount of mileage/time between oil changes I would recommend an engine flush.

YES BUT ONLY IF THE SWITCH IS NOT A FAULTY ONE!!

Probably just dealer getting their hands in your pockets for an inspection that is set to a particular mileage amount (like 150,000 miles) ? :) To know for sure the code get a code scanner. For about the price of an inspection or code read (though some garages will do for free) get you own code reader. :) How to reset on a VW- ("Volkswagen VW (with digital Odometer) The code on the mileage display when you start the car will read "IN01", "IN02" or similar. To clear this, use the following procedure (this should work on any VW with a digital odometer): With the key out of the ignition press the odometer reset button and hold it down Turn the ignition on (warning lights come on) wait about 10-15 sec until most or the lights are off (still pressing odometer reset button) Turn ignition off (button still pressed) and remove the keyRelease reset button Interval should now be reset. If this is not the case, repeat the above procedure") For your car instructions for reset (IF YOU THINK ITS JUST A $ERVICE CALL PLOY!) Audi A4 & A6 - 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Turn off the ignitionPress and hold the button on the left side of the display while turning the ignition on - Service OIL will be displayed Pull out the button on the right side of the display until the service prompt is cleared The display should now read ---- If the above procedure does not work, below is an alternative procedure: With the ignition off, push the right button Turn the ignition on and then pull the left button Turn off ignition Kind Regards, Scott Thread in02 fault code Service Reset Advice 078 UK ANYCAR FAULT CODE READER ERASER SCAN TOOL OBD2

Either head gasket blown or head warped! Has the car overheated?

shifting s.w . or brake s.w . while you apply brake shifing s.w must be click sound

Code points more towards tranny problem, not TCM. Check tranny fluid level (google instructions; there is no 'dip stick'. You need to fill until if overflows). Also: gear selector (on the side of the tranny).

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All I know is that the coil is self grounding in itself. That might have been a whire that detects resistance more than a ground. Try to fix it more like the way it was, worst case you could have just blown the coil pack,

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Look in area around the top radiator hose on the head/block and the sensor will be square in shape , probably red in colour and have a connection with 2 wires in it.. failing that see the service dealer or a shop that specialises in repairs your vehicle..

An AHA engine? 153625 will be the firing order!