Operation CHARM
: Car repair manuals for everyone.
Home
>>
Oldsmobile Truck
>>
2001
>>
Silhouette V6-3.4L VIN E
>>
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
>>
Ignition 1 Signal
Ignition 1 Signal
Scan tool displays
0-25.5 volts
. The Ignition 1 represents the system voltage measured by the
PCM
at its ignition feed.