Positive Lead Measurement / Action Negative Lead — 2016 workshop reference 4513

AJ4 CHECK THE REAR CENTER HEADLINER (COUPE) OR RHR (RIGHT-HAND REAR) QUARTER PANEL (CONVERTIBLE) ANC (ACTIVE NOISE CONTROL) MICROPHONE CIRCUITS FOR A SHORT TOGETHER

Measure:

Click to display connectors

Positive Lead	Measurement / Action	Negative Lead
C240B-7		C240B-20

Is the resistance greater than 10,000 ohms?

Yes		GO to AJ5
No		REPAIR the circuit in question.

AJ5 ISOLATE THE REAR CENTER HEADLINER (COUPE) OR RHR (RIGHT-HAND REAR) QUARTER PANEL (CONVERTIBLE) ANC (ACTIVE NOISE CONTROL) MICROPHONE

Connect: ACM C240B. Install a new rear center headliner (coupe) or RHR quarter panel (convertible) ANC microphone. REFER to: Active Noise Control Microphone (415-00B Information and Entertainment System - General Information - Vehicles With: Touchscreen Display, Removal and Installation). Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) from the DACMC. Ignition OFF. Ignition ON. Wait at least 5 seconds Using a diagnostic scan tool, perform the DACMC self-test.

Is DTC B13F5:01 still present in the DACMC?

Yes		GO to AJ6
No		The system is operating correctly at this time. The concern was caused by an inoperative ANC microphone.

AJ6 CHECK FOR CORRECT DACMC (DIGITAL AUDIO CONTROL MODULE C) OPERATION

Ignition OFF. Disconnect and inspect all the ACM connectors. Repair:

Corrosion (clean module pins or install new connectors or terminals) Damaged or bent pins (install new terminals or pins) Pushed-out pins (install new pins as necessary)

Reconnect the ACM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present.

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 ACM. REFER to: Audio Front Control Module (ACM) (415-00B Information and Entertainment System - General Information - Vehicles With: Touchscreen Display, Removal and Installation). No The system is operating correctly at this time. The concern may have been caused by

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Source reference 4513

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.