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B1779 Engine Diagnostic Code For Audi A8 Quattro

Sample B1779 Engine

B1779 engine code for Audi A8 Quattro provides below are generic codes that may not apply to all vehicles. Audi A8 Quattro manufacturer uses specific Audi A8 Quattro diagnostic code that are different from the codes shown below. Foreign vehicles may also use DTC codes different from the generic DTC codes.

On 1999 and later B1779 engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.

B1779 Diagnostic Trouble Code For Audi A8 Quattro Meaning

B 1 7 79
Body Problem MFG - Manufacturer Specific Transmission 79 Engine Fault Code
Audi A8 Quattro Car Engine How to fix B1779 engine diagnostic code For Audi A8 Quattro ?

Starting letter B diagnostic code shows that there are problems in antilock brake system, electronic suspension and steering systems.
If your "Check Engine Light" is on, it means your vehicle has one or more OBD II Trouble Codes so you have to check your engine diagnostic code tool.

If your vehicle is an older model with a non-electronic Transmission, you can check the distributor cap to see whether the spark is getting from there to the coil and on to the spark plugs.


Don't forget ! If your B1779 engine code not resolved on and there are trouble codes in your computer, your vehicle will not pass an OBD 2 emissions test. The light must be off and there must be no codes in memory to pass an OBD 2 emissions test. In addition, all of the OBD II self-monitors that check for faults must have run and completed without finding any further problems to pass the test.