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Home >> Ford >> 2021 >> Mustang Mach 1, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrumentation, Message Center And Warning Chimes (2 Of 2) >> Diagnosis And Testing >> Instrumentation, Message Center and Warning Chimes >> Symptom Chart(s) >> Symptom Chart: Information And Message Center - Displays

Symptom Chart: Information And Message Center - Displays

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .

Symptom Chart 

Condition Possible Sources Actions
A message center menu does not display or cannot be navigated Refer to the Pinpoint Test GO to Pinpoint Test AD 
The message center display is blank Refer to the Pinpoint Test GO to Pinpoint Test A 
An infotainment menu (audio, navigation or phone) does not display or cannot be navigated Steering wheel switch
ACM
APIM
SCCM
Steering wheel
DIAGNOSE the audio, phone or navigation switch functions. REFER to the appropriate Information and Entertainment System article.
A virtual display (accelerometer, exhaust mode, launch control, or track apps [acceleration timer, brake performance, lap timer or engine rev match]) display is inoperative Refer to the Pinpoint Test GO to Pinpoint Test AE 
The ACC display is inoperative ACC RTT concern DIAGNOSE the ACC RTT. GO to Pinpoint Test AN 
The compass is inoperative Refer to the Pinpoint Test GO to Pinpoint Test AF 
The digital speedometer display is inoperative or incorrect Refer to the Pinpoint Test VERIFY the message center display operates and functions correctly.
If the message center functions correctly, DIAGNOSE the speedometer.
For an inoperative speedometer, GO to Pinpoint Test E 
For an incorrect speedometer, GO to Pinpoint Test F 
If the message center does not function correctly, GO to Pinpoint Test AD 
The DTE or Average Fuel Economy (AFE) display is inoperative Refer to the Pinpoint Test CHECK the operation of the speedometer, the fuel gauge and the odometer.
If the speedometer does not operate correctly, GO to Pinpoint Test E (analog IPC) or GO to Pinpoint Test C  (digital IPC).
If the odometer does not operate correctly, GO to Pinpoint Test G 
If the fuel gauge does not operate correctly, GO to Pinpoint Test D 
If the speedometer, the fuel gauge and odometer operate correctly, INSTALL a new IPC. Refer to Instrument Panel Cluster (IPC) .
Incorrect or fluctuating DTE display Refer to the Pinpoint Test GO to Pinpoint Test AG 
The lane departure display is inoperative Lane departure warning system concern DIAGNOSE the lane keeping aid or lane keeping alert doesn't turn on or activate. REFER to: Lane Keeping System
The outside air temperature display is incorrect or inoperative (displayed in the FCDIM [without touchscreen audio display] or FDIM [touchscreen audio display]) (analog IPC) Refer to the Pinpoint Test GO to Pinpoint Test AH 
The outside air temperature display is incorrect or inoperative (digital IPC) Refer to the Pinpoint Test GO to Pinpoint Test AI 
The performance shift indication is inoperative (digital IPC) Refer to the Pinpoint Test GO to Pinpoint Test AJ 
The TPMS display does not show all tire pressures or is inoperative. Refer to the Pinpoint Test VERIFY the message center is set to display the TPMS tire pressures. REFER to the Owner's Literature for message center navigation.
If the message center is set to display the tire pressures, DIAGNOSE the TPMS RTT indicator. GO to Pinpoint Test AC 
If the message center is not set to display the TPMS tire pressures, EXPLAIN to the customer how to navigate the message center menu to display the TPMS tire pressures.