P0170 Diagnostic Trouble Code Discussion for July 2014
Fuel Trim Lean Or Rich (Bank 1)
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| Help Request | Posted | |
| 2001 Mercedes-Benz C320 3.2L MIL Lamp on VIN: WDBRF64J51 P0170: Generic obd2. LTFT rich at under load condition, idle ok. after reset the fuel adapation. drive the car on freeway, the LTFT and STFT will go rich from 0 to -29% on both banks. when back to idle. can see the fuel trim try to adjust back to lean side from scanner. so as the ... |
July 05, 2014 | |
| 2001 Mercedes-Benz C320 3.2L MIL Lamp on VIN: WDBRF64J51 P0170: Generic obd2. LTFT rich at under load condition, idle ok. after reset the fuel adapation. drive the car on freeway, the LTFT and STFT will go rich from 0 to -29% on both banks. when back to idle. can see the fuel trim try to adjust back to lean side from scanner. so as the ... |
July 07, 2014 |
