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-> Yes Suspect : - ECM connector - ECM
-> No REPAIR the high resistance circuit. For additional information, refer to the wiring diagrams. Clear any DTCs, test the system for normal operation. G549822t235 : CHECK THE APP2 SENSOR RETURN CIRCUIT FOR SHORT 1. Measure the resistance between: CR14, harness side Battery
Pin 06
Positive terminal
Is the resistance greater than 100 Kohms? -> Yes GO to Pinpoint Test G549822t236.
-> No GO to Pinpoint Test G549822t241.
G549822t236 : CHECK THE APP2 SUPPLY AND RETURN CIRCUITS FOR 1. Key off. 2. Disconnect the ECM connector, EC66. 3. Key on, engine off. 4. Measure the resistance between: CR14, harness side CR14, harness side Pin 02
Pin 06
Is the resistance greater than 100 Kohms? -> Yes GO to Pinpoint Test G549822t237.
-> No |