Pinpoint Test Ab: The One-Pedal Drive RTT (RECONFIGUREABLE Telltale) Indicator Is Never Or Always On
Normal Operation and Fault Conditions
See One-Pedal Drive. REFER to: Instrument Panel Cluster (IPC) - System Operation and Component Description . .
If the one-pedal drive indicator display message is missing or invalid for less than 5 seconds, the IPC defaults the one-pedal drive RTT indicator to its last state (on or off) based upon the last known good message received.
If the one-pedal drive indicator display message is missing for 5 seconds or longer, the IPC defaults the one-pedal drive RTT indicator off.
Possible Sources
- Communication concern
- PCM concern
- GWM concern
- IPC
- AB1 CHECK THE MESSAGE CENTER OPERATION
- Ignition ON.
- Close all doors and the hood.
- Clear all message center warnings by pressing the OK button for each warning present.
- Monitor the door ajar RTT warning indicator.
- Open the driver door.
- Clear the message center popup warning.
- Monitor the door ajar RTT warning indicator.
Is the door ajar RTT warning indicator off with the door closed, and on with the door open?
Yes GO to AB2 No GO to Pinpoint Test A - AB2 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 the Diagnostic Trouble Code (DTC) Chart . No GO to AB3 - AB3 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: Controller Area Network (CAN) Module Communications Network . . No GO to AB4 - AB4 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: ELECTRIFIED DRIVETRAIN CONTROL . No DIAGNOSE the one-pedal drive system. REFER to: ELECTRIFIED DRIVETRAIN CONTROL .