Other information:
System Diagram
System Operation
Network Message Chart
Broadcast Message
Originating Module
Message Purpose
Engine status
PCM
Used to indicate the type of cranking
event occurring...
Activation
Phase 1 - Leak Verification
Run the EVAP Test with the scan tool.
NOTE:
Some small leaks may not be detected using the EVAP Test. If the system has passed the test but a leak is still suspected, then proceed to Phase 2...