Operation CHARM
: Car repair manuals for everyone.
Home
>>
Chevrolet
>>
1999
>>
Corvette V8-5.7L VIN G
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Computers and Control Systems
>>
Testing and Inspection
>>
Initial Inspection and Diagnostic Overview
>>
Vehicle On-Board & Scan Tool Diagnostics
>>
Engine Scan Tool Data Definitions
>>
Desired Idle Speed
Desired Idle Speed
Scan Tool Range
0 - 3187 RPM
. The
PCM
commands the desired
idle speed
. The PCM compensates for various engine loads in order to keep the engine at the desired speed.