Pinpoint Test V : The Mil Is Never Or Always On
- V1 RETRIEVE THE RECORDED DTCs FROM THE IPC SELF-TEST
- Ignition ON.
- Using a scan tool, perform the IPC self-test.
Are any DTCs recorded?
Yes For DTC U0100:00, GO to Pinpoint Test AS . For all other DTCs, REFER to DTC Chart - IPC in DTC Chart(s) No GO to V2. - V2 RETRIEVE THE RECORDED DTCs FROM THE PCM KOEO SELF-TEST
- Using a scan tool, perform the KOEO self-test.
Are any DTCs recorded?
Yes DIAGNOSE all PCM DTCs first. REFER to Electronic Engine Controls or ENGINE CONTROLS - SYMPTOM CHARTS (EXCEPT DIESEL & HYBRID) No GO to V3. - V3 CARRY OUT THE IPC WARNING LAMPS AND CHIME ACTIVE COMMAND USING THE SCAN TOOL
- Using a scan tool, view the IPC PIDs.
- Select the IPC MIL (MIL_LAMP) PID.
- Command the MIL on and off while observing the MIL.
Does the MIL illuminate when selected on and turn off when selected off?
Yes If the MIL is never on, the system is operating correctly. If the MIL is always on, INSTALL a new PCM. REFER to Electronic Engine Controls . No INSTALL a new IPC. REFER to Instrument Panel Cluster (IPC) .