P0051 Diagnostic Trouble Code Discussion for October 2007
Air Fuel Sensor (Bank 2 Sensor 1) Heater Control Circuit Low Voltage
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| Help Request | Posted | |
| 2003 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: 1J4GW48S93 P0051: Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Low Voltage. This vehicle was brought into us after another shop had replaced the oxygen sensor. After retrieving the code we checked the pcm, body, and engine grounds with no problem found. We also, put a low amps probe on the heater circuit and found it bouncing between ... |
October 31, 2007 |
