Is the concern still present?
Yes | CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new HUD module. REFER to: Head Up Display (HUD) Module (419-03C Collision Warning and Collision Avoidance System, Removal and Installation). |
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No | The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. |
The Head Up Display (HUD) Module Is Inoperative
Refer to Wiring Diagrams Cell 136 for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Collision Warning and Collision Avoidance System - System Operation and Component Description (419-03C Collision Warning and Collision Avoidance System, Description and Operation).
Possible Sources
CCM HUD module
PINPOINT TEST B : THE HEAD UP DISPLAY (HUD) MODULE IS INOPERATIVE
B1 CHECK FOR HUD (HEAD UP DISPLAY) MODULE LED PROVE OUT TEST
NOTE: Remove the vehicle from any extreme heat source or sunload condition prior to testing the vehicle.
Ignition ON. While placing the ignition switch in RUN, observe the HUD module Light Emitting Diodes (LEDs).
Do the HUD module Light Emitting Diodes (LEDs) illuminate?
Yes | The HUD module Light Emitting Diodes (LEDs) are operating correctly at this time. The concern may have been caused by extreme temperatures. |
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No | GO to B2 |
B2 CHECK THE COMMUNICATION NETWORK
Ignition ON. Using a diagnostic scan tool, perform the network test.
Does the HUD module pass the network test?
Yes | GO to B3 |
|---|---|
No | REFER to: Communications Network (418-00 Module Communications Network) . |
B3 CHECK THE DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE HUD (HEAD UP DISPLAY) MODULE SELF-TEST
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.