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P1127 Diagnostic Trouble Code Discussion for April 2010

ETCS Actuator Power Source Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1127
Help Request Posted
2000 Volkswagen Beetle GLX 1.8L Excessive Emissions, MIL Lamp on VIN: 3VWDD21C2Y
P1127: long term fuel trim multbank1system too rich. ... smog check and has a high emission on the NOX and the engine light is on. The Fault Code is P0139 and P1127, I recently changed the O2 sensor after the CAT. Then I cleared the memory and test drived the car again and the ch...
April 06, 2010