Test 18A - Electronic Instrument Cluster Speedometer Failure
- Using DRB-II, actuate electronic cluster sequential segments test. If any segment fails to light or two segments light together, test fails. If test did not pass, replace electronic instrument cluster. Perform VERIFICATION PROCEDURE VER-1.
- If test passed, check speedometer for problems. If no speedometer problem exists, replace Body Control Module (BCM). If a speedometer problem exists, check for vehicle speed sensor problems. See appropriate TESTS W/CODES article in the ENGINE PERFORMANCE Section.