P0170 Diagnostic Trouble Code Discussion for March 2009
Fuel Trim Lean Or Rich (Bank 1)
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| Help Request | Posted | |
| 2001 Mercedes-Benz ML320 3.2L MIL Lamp on VIN: 4JGAB54E61 P0170: bank 1 fuel trim at limit. Their is no driveabilty problem with this suv. If I clear the codes they will stay gone for about 1 week and then come back.They always return together.The long term trims are at +30. Watching the o2's they appear to be working fine. No fuel milage complaint e... |
March 24, 2009 | |
| 2003 Mercedes-Benz C230 Kompressor 1.8L MIL Lamp on VIN: WDBRN40J93 P0170: fuel trim bank 1. the car origianl came in with same code as now replaced part throttle breather hose and check valve that was broken cleared codes everything seemed fine 2 weeks later back with same code have smoked intake and air tight no leaks found mass airflow and other pi... |
March 26, 2009 |
