P1154 Diagnostic Trouble Code Discussion for April 2012
Heated Oxygen Sensor (Bank 2 Sensor 1) Transition Time Ratio
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| Help Request | Posted | |
| 2002 Pontiac Firebird 3.8L MIL Lamp on VIN: 1GC2MERUS2 P1154: Heated Oxygen Sensor (Bank 2 Sensor 1) Transition Time Ratio. vehicle came from another shop, with both not enough cross counts codes, bank 1 and bank 2. O2 sensors are responding fast based on testing, MAF has been swapped with known goog one, no change, im leaning twards not enough fuel volumen at cruise, fuel pressure... |
April 17, 2012 |
