P0031 Diagnostic Trouble Code Discussion for January 2011
Air Fuel Sensor (Bank 1 Sensor 1) Heater Control Circuit Low Voltage
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| Help Request | Posted | |
| 2004 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: 1J4GW48SX4 P0031: Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Low Voltage. ... of the sudden is setting o2 codes. Codes P0031, P0051, P0136. Clear the codes and they immediately reset. Vehicle runs perfect all the time. I found a TSB that addresses this problem calls for a reflash of the PCM. Recommended customer send to dealer for t... |
January 31, 2011 |
