MAMUSTANG ATLASTHE ENTHUSIAST'S REFERENCE

2016 workshop · Lighting

Stoplamps

417-01 Exterior Lighting

2016 MustangReference 5,705 / 6,619HTML edition
← Chapter contentsProcedure contents

Click to display connectors

RH Rear Lamp

Positive Lead

Measurement / Action

Negative Lead

C499-5

Ground

Is the voltage greater than 11 volts?

Yes

INSTALL a new rear lamp assembly. REFER to: Rear Lamp Assembly (417-01 Exterior Lighting, Removal and Installation).

No

GO to B16

B15 CHECK THE REAR LAMP ASSEMBLY GROUND CIRCUIT

While applying the brake pedal, measure:

Click to display connectors

LH Rear Lamp

Positive Lead

Measurement / Action

Negative Lead

C498-5

C498-6

Click to display connectors

RH Rear Lamp

Positive Lead

Measurement / Action

Negative Lead

C499-5

C499-6

Is the voltage greater than 11 volts?

Yes

INSTALL a new rear lamp assembly. REFER to: Rear Lamp Assembly (417-01 Exterior Lighting, Removal and Installation).

No

REPAIR the circuit.

B16 CHECK FOR CORRECT BCMB (BODY CONTROL MODULE B) OPERATION

Disconnect and inspect all BCMB 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 BCMB connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present.

Is the concern still present?

Source reference 5705

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.