P050B Diagnostic Trouble Code Discussion for May 2017
Cold Start Ignition Timing Performance
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| Help Request | Posted | |
| 2009 Audi A4 2.0L No Start, Misfire, MIL Lamp on VIN: WAUJF78K59 P050B: Cold start idle air control system performance. The car came in with misfire codes and oil pressure codes. I replaced the oil separator and changed oil. Drove the car for a day and returned it to the customer. A few days later the car would not start. Cleared the codes and car starts and runs fine. Customer... |
May 03, 2017 | |
| 2009 Audi A4 2.0L No Start, Misfire, MIL Lamp on VIN: WAUJF78K59 P050B: Cold start idle air control system performance. The car came in with misfire codes and oil pressure codes. I replaced the oil separator and changed oil. Drove the car for a day and returned it to the customer. A few days later the car would not start. Cleared the codes and car starts and runs fine. Customer... |
May 25, 2017 |
