PINPOINT TEST B : THE REAR FOG LAMP IS INOPERATIVE - CHINA ONLY
B1 CHECK THE HEADLAMP SWITCH
Does the headlamp switch pass the component test?
Yes | GO to B2 |
|---|---|
No | INSTALL a new headlamp switch. REFER to: Headlamp Switch (417-01 Exterior Lighting, Removal and Installation). |
B2 CHECK THE HEADLAMP SWITCH REAR FOG LAMP ENABLE CIRCUIT FOR AN OPEN
Disconnect: BCM C2280B. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C205-2 | C2280B-8 |
Is the resistance less than 3 ohms?
Yes | GO to B3 |
|---|---|
No | REPAIR the circuit. |
B3 CHECK FOR VOLTAGE TO THE REAR FOG LAMP
Connect: Headlamp Switch C205. Connect: BCM C2280B. Disconnect: Rear Fog Lamp C436. Ignition ON. Place the headlamp switch in the PARKING LAMPS position and engage the rear fog lamp switch. Measure:
Click to display connectors
Positive Lead | Measurement / Action | Negative Lead |
|---|---|---|
C436-1 | Ground |
Is the voltage greater than 11 volts?
Yes | GO to B5 |
|---|---|
No | GO to B4 |
B4 REPEAT THE ON-DEMAND SELF-TEST AND CHECK FOR VOLTAGE TO THE REAR FOG LAMP
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.