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P0118 Diagnostic Trouble Code Discussion for February 2011

ECT Sensor Circuit High Voltage

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Trouble Ticket Help Requests for DTC P0118
Help Request Posted
2002 Mercury Mountaineer 4.0L MIL Lamp on VIN: 4M2ZU86E12
P0118: ect sensor high. i have a mountanier with random codes appearing,when this happens the od lamp will flash/flicker very rapidly and codes will be set.turn ign off and everything goes back to normal for maybe couple days or couple hours.customer has been unable to restart, i hav...
February 07, 2011
2003 Dodge Neon SE 2.0L Stall, Misfire VIN: 1B3ES56CX3
P0118: Engine Coolant Temperature Sensor Circuit High Voltage. I recorded all codes, clear codes, do battery dissconnect and touch connectors together for 30 seconds. reset adaptives,and will crank likes alls ok then p0351 returns fast and starts missing on #1.I'm looking at ignition coil with lab scope,but can't find som...
February 24, 2011