Inspection and Verification
- Verify the customer concern by operating the system in question.
- Visually inspect for obvious signs of electrical damage.VISUAL INSPECTION CHART
Electrical - Central junction box (CJB) fuse(s):
- F37 (10A)
- F54 (10A)
- Battery junction box (BJB) fuse F6 (10A)
- Wiring harness
- Loose or corroded connections
- Anti-lock brake control module
- Air bag diagnostic monitor
- TCM
- PCM
- Central junction box (CJB) fuse(s):
- If the concern remains after the inspection, connect the diagnostic tool to the data link connector (DLC) located beneath the instrument panel and select the vehicle to be tested from the diagnostic tool menu. If the diagnostic tool does not communicate with the vehicle:
- check that the program card is properly installed.
- check that the correct version of the program card is installed.
- check the connections to the vehicle.
- check that you are connected to DLC C2018 for OBDII diagnostics and power for the diagnostic tool.
- check the ignition switch position.
If the diagnostic tool still does not communicate with the vehicle, Go To PINPOINT TEST E: NO MODULE/NETWORK COMMUNICATION - NO POWER TO THE DIAGNOSTIC TOOL THROUGH DLC C2018 .
- Go To PINPOINT TEST PC: CHECK COMMUNICATIONS WITH THE ALL MODULES .