Diagnostic Test
- 1) Perform Gateway Verification Test
- Disconnect all jumper wires and reconnect all previously disconnected components and connectors.NOTE: If the SKREEM or PCM was replaced, refer to the service information for proper programming procedures.(Refer to STANDARD PROCEDURE - PCM/ECM/SKREEM PROGRAMMING) .
- Ensure that all accessories are turned off.
- Ensure that the battery is fully charged.
- Turn the ignition on.
- With the scan tool, record and erase DTCs from all modules.
- If an electronic control module was replaced, select the applicable module from the scan tool menu and press "Misc. Functions". If the module has programmable features, program as necessary.
- Turn the ignition off, wait 10 seconds, and then turn the ignition on.
- Operate all functions of the system that caused the original concern.
- With the scan tool, select ECU View and check for DTCs in the modules.
Are DTCs present in any of the modules or is the original condition still present?
Yes
- The repair is not complete. Refer to the related category for the DTC or symptom that is still present.
No
- The repair is complete.
- Disconnect all jumper wires and reconnect all previously disconnected components and connectors.