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P1374 Diagnostic Trouble Code Discussion for December 2012

CKP Sensor High To Low Resolution Frequency Correlation

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Trouble Ticket Help Requests for DTC P1374
Help Request Posted
2001 Buick Century Limited 3.1L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Misfire VIN: 2G4WY55J51
P1374: CKP Sensor High To Low Resolution Frequency Correlation. this car idles bad and when you try to accelerate it back fires pops and falls flat, the cat converter was completly melted down. i checked data with snap on scanner all seemed ok except st and lt were in neg at idle maf was at 13 grms per sec which i thought ...
December 11, 2012