MAMUSTANG ATLASTHE ENTHUSIAST'S REFERENCE

2016 workshop · Lighting

Parking, Rear and License Plate Lamps

417-01 Exterior Lighting

2016 MustangReference 5,664 / 6,619HTML edition
← Chapter contentsProcedure contents

Click to display connectors

Positive Lead

Measurement / Action

Negative Lead

C481-2

C2280C-12

Is the resistance less than 3 ohms?

Yes

GO to A9

No

REPAIR the circuit.

A9 CHECK THE REAR SIDE MARKER AND LICENSE PLATE LAMPS SUPPLY CIRCUIT FOR A SHORT TO GROUND

Disconnect: RH Rear Side Marker Lamp C482. Disconnect: LH License Plate Lamp C4046A and RH License Plate Lamp C4046B. Measure:

Click to display connectors

Positive Lead

Measurement / Action

Negative Lead

C481-2

Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to A26

No

REPAIR the circuit. After the repair: If no Diagnostic Trouble Codes (DTCs) are present, TEST the system for normal operation. If DTC U1000:00 is present, CLEAR the Diagnostic Trouble Codes (DTCs) and REPEAT the self-test (required to enable the lamp output driver if DTC U1000:00 is present).

If DTC U3000:49 is present, Click here to access Guided Routine (BCM).

A10 CHECK FOR VOLTAGE TO THE FRONT SIDE MARKER LAMP

Place the headlamp switch in the OFF position. Ignition OFF. Disconnect: Inoperative LH Front Side Marker Lamp C1127 or RH Front Side Marker Lamp C1126. Ignition ON. Place the headlamp switch in the PARKING LAMPS position. Measure:

Click to display connectors

LH Front Side Marker Lamp

Positive Lead

Measurement / Action

Negative Lead

C1127-2

Ground

Source reference 5664

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.