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P0116 Diagnostic Trouble Code Discussion for July 2011

Engine Coolant Temperature Sensor Performance

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Trouble Ticket Help Requests for DTC P0116
Help Request Posted
2003 Honda Civic EX 1.7L MIL Lamp on VIN: 2HGES26703
P0116: Engine Coolant Temperature Sensor Range/Performance. ... broken alternator bolt from rust, we replaced the bolt but battery light was on so we installed an OE alternator but light was still on and alternator was charging. My technician traced the problem to the multiplex control unit but since the alternator was...
July 29, 2011