Operation CHARM
: Car repair manuals for everyone.
Home
>>
Chevy Truck
>>
1999
>>
Express 1 Ton Van V8-5.7L VIN R
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Computers and Control Systems
>>
Testing and Inspection
>>
Scan Tool Testing and Procedures
>>
Scan Tool Data, Normal Values and Definitions
>>
Scan Tool Data Definitions - Powertrain Systems
>>
CMP Retard
CMP Retard
Range (0-90 Degrees)
The
CMP
Retard indicates a correction to the
CMP sensor
and the
CKP sensor
relationship caused by small tolerance variations or component misalignment.