Did the mirror adjust to a high reflectance (clear) state after reverse was selected?
Yes | Select PARK. The system is operating correctly at this time. REVIEW the operation of the interior auto-dimming mirror feature with the customer. |
|---|---|
No | GO to H10 |
H8 CHECK FOR VOLTAGE TO THE INTERIOR AUTO-DIMMING MIRROR
Ignition OFF. Disconnect: Interior Auto-Dimming Mirror C911. Ignition ON. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C911-1 | Ground |
Is the voltage greater than 11 volts?
Yes | GO to H9 |
|---|---|
No | Verify BCM fuse 23 (10A) is OK. If the fuse is OK, REPAIR the circuit. If the fuse is not OK, REFER to the Wiring Diagrams manual to identify the possible causes of the circuit short. |
H9 CHECK FOR GROUND AT THE INTERIOR AUTO-DIMMING MIRROR
Ignition OFF. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C911-4 | Ground |
Is the resistance less than 3 ohms?
Yes | GO to H10 |
|---|---|
No | REPAIR the circuit. |
H10 CHECK FOR VOLTAGE TO THE INTERIOR AUTO-DIMMING MIRROR REVERSE INHIBIT CIRCUIT
Ignition OFF. Disconnect: Interior Auto-Dimming Mirror C911 if not previously disconnected. Ignition ON. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|
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.