P0154 Diagnostic Trouble Code Discussion for March 2011
Heated Oxygen Sensor (Bank 2 Sensor 1) Signal Remains At Center
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| Help Request | Posted | |
| 1999 Audi A8 Quattro 4.2L Poor Idle Quality, Hesitation, MIL Lamp on VIN: WAUBG34D3X P0154: H02 no activity B2S1. ... complaint with the MIL light on, retrieved 8 codes, the P0154 as well as several missfire codes P0300, P0301, P0305, P0306, P0307, P0308 and an couple of evap leak codes. Found B2S1 O2 sensor stuck at about 500mv. checked plugs and found them badly worn, c... |
March 30, 2011 |
