Pinpoint Test Ax : The Motor Over-Temperature RTT (RECONFIGURABLE Telltale) Indicator Is Never Or Always On (Hybrid)
- Normal Operation and Fault Conditions
See HEV Motor Over-Temperature. REFER to: Instrument Panel Cluster (IPC) - System Operation and Component Description .
If the HEV motor over-temperature indicator request message is missing for less than 5 seconds, the IPC defaults the motor over-temperature RTT indicator to the last indication state (on or off), based upon the last message received.
If the HEV motor over-temperature indicator request message is missing for 5 seconds or longer, the IPC defaults the motor over-temperature RTT indicator on.
Possible Sources
- Communication concern
- SOBDMC concern
- GWM
- IPC
- AX1 CHECK THE MESSAGE CENTER OPERATION
- Ignition ON.
- Close all doors, liftgate and 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 AX2 No GO to Pinpoint Test A - AX2 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 IPC DTC Chart. Refer to Diagnostic Trouble Code (DTC) Chart No GO to AX3 - AX3 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)
- Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (DTCs).
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to: Communications Network . No If the motor-over-temperature RTT indicator is never on, the system is operating correctly at this time. If the motor over-temperature RTT indicator is always on, DIAGNOSE the SOBDMC Diagnostic Trouble Codes (DTCs). Refer to ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID)