Pinpoint Test V : The Off Road Display Is Inoperative
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
- V1 VERIFY THE IPC (INSTRUMENT PANEL CLUSTER) IS SET TO THE OFF ROAD DISPLAY SCREEN
- Ignition ON.
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NOTE: The IPC and message center navigation can be found in the Owner's Literature.
Using the message center controls, make sure the IPC is set to the off road display screen.
Is the IPC set to the off road display screen?
Yes GO to V2 No The off road display is operating correctly. The IPC was not set to the correct display screen. - V2 PERFORM THE PCM (POWERTRAIN CONTROL MODULE) KOEO (KEY ON, ENGINE OFF) SELF-TEST
- Using a diagnostic scan tool, perform the PCM KOEO self-test.
- Check for recorded Diagnostic Trouble Codes (DTCs).
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to the appropriate Electronic Engine Controls article. No GO to V3 - V3 PERFORM THE TCCM (TRANSFER CASE CONTROL MODULE) SELF-TEST
- Using a diagnostic scan tool, perform the TCCM self-test.
- Check for recorded Diagnostic Trouble Codes (DTCs).
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to the appropriate Manual Transmission, Clutch Transfer Case and Power Transfer Unit article. No GO to V4 - V4 PERFORM THE ABS (ANTI-LOCK BRAKE SYSTEM) MODULE SELF-TEST
- Using a diagnostic scan tool, perform the ABS module self-test.
- Check for recorded Diagnostic Trouble Codes (DTCs).
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to: Anti-Lock Brake System (ABS) and Stability Control . No GO to V5 - V5 PERFORM THE IPMB (IMAGE PROCESSING MODULE B) MODULE SELF-TEST
- Using a diagnostic scan tool, perform the IPMB module self-test.
- Check for recorded Diagnostic Trouble Codes (DTCs).
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to: Communications Network . No GO to V6 - V6 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)
- Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to: Communications Network . No Refer to IPC GUIDED ROUTINE TESTING -- NAVIGATOR .