Pinpoint Test Y : The OVERSPEED RTT (RECONFIGURABLE Telltale) Warning Indicator Is Never Or Always On (Gulf Cooperative Countries [GCC])
- Normal Operation and Fault Conditions
See Overspeed (Gulf Cooperative Countries [GCC]). REFER to: Instrument Panel Cluster (IPC) - System Operation and Component Description .
If the vehicle speed message is missing or invalid for less than 5 seconds, the IPC defaults the overspeed RTT warning indicator to its last state (on or off) based upon the last known good message received.
If the vehicle speed message is missing for 5 seconds or longer, the IPC defaults the overspeed RTT warning indicator off.
Possible Sources
- Speedometer indication concern
- IPC configuration concern
- IPC
- Y1 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 Y2 No GO to Pinpoint Test A - Y2 CHECK THE SPEEDOMETER OPERATION
- Verify the speedometer operates.
Does the speedometer operate?
Yes GO to Y3 No GO to Pinpoint Test E - Y3 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 CONFIRM the vehicle was built for the Gulf Cooperative Country (GCC) market. If the vehicle was not built for the Gulf Cooperative Country (GCC) market, the IPC is functioning correctly. If the vehicle was built for the Gulf Cooperative Country (GCC) market, PERFORM the PMI procedure as directed by the diagnostic scan tool. REFER to: Module Programming .