2012 Audi A4
Mileage
120,171
Service Date
8/30/2023
Services Performed
- Confirmed customers concern. Scanned vehicle found 16 codes on engine control, code 5646 intake vacuum leak. Found pcv system leaking, need to fix pcv system before we can proceed with any other diagnosis.
- TECHNICIAN NOTES IGNITION FAULTS FOUND ON ENGINE CONTROL INTAKE VACUUM LEAK. PCV SYSTEM FOUND LEAKING AND TECHNICIAN RECOMMENDS REPLACING BEFORE ADDRESSING ANYMORE ENGINE CODES. TECHNICIAN NOTES DEPENDENT OF TIME SETTINGS, HE RECOMMENDS OIL CHANGE AND SPARK PLUGS.
- TECHNICIAN NOTES CRANK CASE VENT REPLACEMENT SUCCESSFUL. THIS IMPROVED ROUGH RUNNING PROBLEM HOWEVER CYL 3 HAS A MISFIRE. TECHNICIAN SMOKE TESTED ENGINE AND NO VACUUM LEAKS WERE FOUND. TECHNICIAN SWAPPED IGNIGITON COILS BETWEEN 2&3 AS WELL AS SPARK PLUGS AND NO CHANGE IN ROUGH RUN. CYLINDER 3 FUEL INJECTOR FUND TO BE NOISY AND MAYBE BROKEN. TECHNICIAN RECOMMENDS REPLACEMENT OF 4 NEW FUEL INJECTORS AND FUEL FILTER IN FUEL TANK BEFORE FURTHER DIAGNOSIS .
- TECHNICIAN NOTES FUEL INJECTOR REPLACED SUCCESSFULLY. SPARK PLUG CYL #3 WHITE TIPPED FROM RUNNING LEAN ALONG WITH LEAN CODES AND RICH CODES POINTING TO CYL 3 INJECTOR NO LONGER OPERATING CORRECTLY. TECHNICIAN NOTES DUE TO RUNNING WITH FAULTY INJECTOR ON CYL #3 ONE EXHAUST VALVE WAS BURNED AND HAS A HOLE IN THE SIDE. TECHNICIAN RECOMMENDS NEW CYLINDER HEAD OR MACHINE WORK TO VALUES. TECHNICIAN NOTES DUE TO MILEAGE AND AGE OTHER PROBLEMS IN BLOCK OR TRANSMISSION MAY ARISE.
- PERFORM LUBE, OIL, AND FILTER CHANGE
Andrew B. gave our service a 5 star review on 8/30/2023