Pinpoint Test Ar: The OVERSPEED Warning RTT (RECONFIGURABLE Telltale) Indicator Is Never Or Always On (Gulf Cooperative Countries [GCC])

WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

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

AR1 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 AR2

No GO to Pinpoint Test A

AR2 CHECK THE SPEEDOMETER OPERATION

Verify the speedometer operates.

Does the speedometer operate?

Yes

GO to AR3

No	If equiped with a 4-inch or 8-inch display IPC, GO to Pinpoint Test E If equipped with a 12-inch IPC display, GO to Pinpoint Test B

AR3 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 IPCDTC Chart.

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 Configuration - System Operation and Component Description .