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2002 Chevrolet Blazer LS 4.3L Poor Idle Quality, Misfire, MIL Lamp on
Blazer came in with check engine light was off and customer stated light comes on at times and sometimes it idle [...] drove blazer and is running [...] codes and got po131,po171,[...] freeze frame and got freeze frame for [...] fuel trims were high on bank 1 ...
FIX posted 4/24/2006
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GNCT18W72 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0171 | Fuel System Too Lean (Bank 1) |
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2002 Chevrolet Blazer LS
| VIN | 1GNCT18W72 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0171 | Fuel System Too Lean (Bank 1) |
| P0300 | Multiple Misfire Detected |
Video