Pinpoint Test AQ : The Brake Applied - Power Reduced Message Is Always Displayed
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.
- AQ1 CHECK THE MESSAGE CENTER OPERATION
- Ignition ON.
- Close all doors, the hood and the liftgate.
- Clear all message center warnings by pressing the OK button for each warning present.
- Monitor the door ajar RTT indicator.
- Open the driver door.
- Clear the message center popup warning.
- Monitor the door ajar RTT indicator.
Is the door ajar RTT indicator off with the door closed, and on with the door open?
Yes GO to AQ2 No DIAGNOSE the door ajar RTT warning indicator, GO to Pinpoint Test AG - AQ2 CHECK THE CRUISE CONTROL OPERATION
- Verify the cruise control engages and disengages.
Does the cruise control engage and disengage correctly?
Yes GO to AQ3 No DIAGNOSE the cruise control system.For base cruise control, Refer to: Cruise Control . For ACC, Refer to: Cruise Control . - AQ3 PERFORM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST
- Using a diagnostic scan tool, perform the IPC self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to DTC Chart: Instrument Panel Cluster (IPC) . No GO to AQ4 - AQ4 PERFORM THE PCM (POWERTRAIN CONTROL MODULE) KOEO (KEY ON, ENGINE OFF) SELF-TEST
- Using a diagnostic scan tool, perform the PCM KOEO self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to: Electronic Engine Controls . No GO to AQ5 - AQ5 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 PCM GUIDED ROUTINE TESTING -- NAVIGATOR .