MAMUSTANG ATLASTHE ENTHUSIAST'S REFERENCE

2016 workshop · Lighting

Turn Signal and Hazard Lamps

417-01 Exterior Lighting

2016 MustangReference 5,734 / 6,619HTML edition
← Chapter contentsProcedure contents

Positive Lead

Measurement / Action

Negative Lead

C499-7

Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to B17

No

REPAIR the circuit.

B17 CHECK THE REAR TURN LAMP OUTAGE CIRCUIT FOR AN OPEN

Measure:

Click to display connectors

LH Turn Lamp

Positive Lead

Measurement / Action

Negative Lead

C498-7

C4368A-8

Click to display connectors

RH Turn Lamp

Positive Lead

Measurement / Action

Negative Lead

C499-7

C4368A-20

Is the resistance less than 3 ohms?

Yes

GO to B21

No

REPAIR the circuit.

B18 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

Disconnect and inspect all BCM connectors. Repair:

corrosion (install new connector or terminals – clean module pins) damaged or bent pins – install new terminals/pins pushed-out pins – install new pins as necessary

Reconnect the BCM 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, Click here to access Guided Routine (BCM).

Source reference 5734

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.