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1998 Buick Century Custom 3.1L MIL Lamp on
Posted to GM Driveability on 3/22/2017 23 Replies

i know that this code is for a missing 3x reference voltage at the pcm but need to know what kind of signal i should be getting. I ran temporary wires from ignition control module to pcm. I changed the ignition module to no avail. any help would be greatly app...

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  Related Documents & Media  1998 Buick Century Custom

 
Message Closed w/FIX

car Vehicle Data

1998 Buick Century Custom

VIN 2G4WS52M8W
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / mfi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1374CKP Sensor High To Low Resolution Frequency Correlation
Message Closed w/FIX

car Vehicle Data

1998 Buick Century Custom

VIN 2G4WS52M8W
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / mfi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1374CKP Sensor High To Low Resolution Frequency Correlation