Operation CHARM
: Car repair manuals for everyone.
Home
>>
Saturn
>>
1991
>>
SL L4-1.9L SOHC VIN 9
>>
Repair and Diagnosis
>>
Starting and Charging
>>
Battery
>>
Description and Operation
>>
Computerized Input
Computerized Input
PCM Wiring:
The battery B+ line is fed directly from the battery. This allows the
PCM
to retain its memory when the ignition is turned "OFF".