P1137 Diagnostic Trouble Code Discussion for March 2007
Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage During Power Enrichment
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| Help Request | Posted | |
| 2001 Audi TT 1.8L Hesitation, Misfire, MIL Lamp on, intermittent VIN: TRVWX28N91 P1137: fuel trim Bank 1 ADD System too rich. ... me nuts. This car when started cold once and a while for the first minute of operation will hesitate badly and stumble setting the above codes. I have replaced a ripped open PCV breather hose and changed the charge air pressure bypass valve, and air recirc... |
March 15, 2007 |
