Mechanics

CHEVROLET MALIBU SENSOR PROBLEM

2003 Chevrolet Malibu

Geting code p0118 saying Coolant Temperature Circuit High Input
put in new Coolant Temperature sensor and new plug connecter still same checked for votes at plug got 4.95 votes
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Dave1979
March 9, 2013.




Did you replace the connector? Thats more of a failure than the sensor

Roy

ASEMaster6371
Mar 10, 2013.
Yes tryed 2 new Coolant Temperature sensor and new connector also looked at all wires under the hood all wires look good seems to have ground and the 4.95 votes to sensor car just wont stay idling hard to start keep geting code p0118 also got code n/a and p0107 today wich the p0107 is low MAP sensor signal circuit so I tryed a new map sensor still not do the trick

Tiny
Dave1979
Mar 10, 2013.
I also see both cooling fans come on soon as turn the key to on but fans seem to be turning at lower power not as fast turning
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Tiny
Dave1979
Mar 10, 2013.
Thats because of the voltage from the coolant sensor.

You need someone with a scan tool to monitor the actual voltage going back to the pcm

Roy

ASEMaster6371
Mar 10, 2013.
Yes one I got is cheap one that just tells codes thank you

Tiny
Dave1979
Mar 10, 2013.

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