Test O: Scan Tool Displays Undefined DTC
- Perform diagnostic system check. See DIAGNOSTIC SYSTEM CHECK under DIAGNOSIS & TESTING. After performing diagnostic system check, go to next step.
- Turn ignition off. Install scan tool. Turn ignition on, with engine off. Using scan tool, clear DTCs. Turn ignition off. Turn ignition on, with engine off. If UNDEFINED DTC resets, go to next step. If UNDEFINED DTC does not reset, go to step 4.
- Replace EBCM. See ELECTRONIC BRAKE CONTROL MODULE/ ELECTRONIC BRAKE & TRACTION CONTROL MODULE (EBCM/EBTCM) under REMOVAL & INSTALLATION. After repair, perform DIAGNOSTIC SYSTEM CHECK under DIAGNOSIS & TESTING.
- Malfunction is not currently present.