Operation CHARM
: Car repair manuals for everyone.
Home
>>
Pontiac
>>
2000
>>
Firefly (CANADA) L4-1.3L
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Computers and Control Systems
>>
Testing and Inspection
>>
Scan Tool Testing and Procedures
>>
Scan Tool Data Definitions - Powertrain Systems
>>
Engine Coolant Fan
Engine Coolant Fan
The Engine Coolant Fan parameter will display an On signal whenever the
PCM
is turning the cooling fan relay ON.