MAMUSTANG ATLASTHE ENTHUSIAST'S REFERENCE

2016 workshop · Information and Entertainment Systems

U2 CHECK THE AUDIO CIRCUITS TO THE LHR (LEFT-HAND REAR) QUARTER PANEL SPEAKER

415-00B General Information -Vehicles With Touchscreen Display

2016 MustangReference 4,446 / 6,619HTML edition
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- General Information - Vehicles With: Touchscreen Display, Removal and Installation).

No

GO to U2

U2 CHECK THE AUDIO CIRCUITS TO THE LHR (LEFT-HAND REAR) QUARTER PANEL SPEAKER FOR A SHORT TO VOLTAGE

Ignition OFF. Disconnect: Audio DSP Module C2385B. Ignition ON. Measure:

Click to display connectors

Positive Lead

Measurement / Action

Negative Lead

C395-1

Ground

C395-4

Ground

Is any voltage present?

Yes

REPAIR the circuit in question.

No

GO to U3

U3 CHECK THE AUDIO CIRCUITS TO THE LHR (LEFT-HAND REAR) QUARTER PANEL SPEAKER FOR A SHORT TO GROUND

Ignition OFF. Measure:

Click to display connectors

Positive Lead

Measurement / Action

Negative Lead

C395-1

Ground

C395-4

Ground

Are the resistances greater than 10,000 ohms?

Yes

GO to U4

No

REPAIR the circuit in question.

U4 CHECK THE AUDIO CIRCUITS TO THE LHR (LEFT-HAND REAR) QUARTER PANEL SPEAKER FOR AN OPEN

Measure:

Click to display connectors

Positive Lead

Measurement / Action

Negative Lead

C395-1

C2385B-16

C395-4

C2385B-15

Source reference 4446

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.