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P0117 Diagnostic Trouble Code Discussion for March 2013

Engine Coolant Temperature Sensor Circuit Low Voltage


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Trouble Ticket Help Requests for DTC P0117
Help Request Posted
2004 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: 1J4GX48S34
P0117: Engine Coolant Temperature Sensor Low Voltage. I'm getting a code for low ECT voltage. I replaced the sensor with no change. Voltage read 0.00. When I unplugged sensor, voltage went to 5.0 and temp read 64F. When I connect the two wires, voltage goes to 0.0 but temp does not change. Temp gauge on dash neve...
March 06, 2013
2004 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: 1J4GX48S34
P0117: Engine Coolant Temperature Sensor Low Voltage. I'm getting a code for low ECT voltage. I replaced the sensor with no change. Voltage read 0.00. When I unplugged sensor, voltage went to 5.0 and temp read 64F. When I connect the two wires, voltage goes to 0.0 but temp does not change. Temp gauge on dash neve...
March 06, 2013