ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Initial Inspection and Diagnostic Overview|Page 8165 > < Initial Inspection and Diagnostic Overview|Page 8163
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Is the resistance less than 5 ohms?

Yes

GO to J6.

No

REPAIR the circuit. TEST the system for normal operation.

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J3 CHECK THE STOPLAMP SWITCH

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Connect a fused jumper wire between the stoplamp switch C278-1, circuit SBP04 (GN/RD), harness side and the stoplamp switch C278-4, circuit
CCB08 (VT/WH), harness side.

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Are the stoplamps illuminated?

Yes

REMOVE the jumper wire. INSTALL a new stoplamp switch. REFER to Stoplamp Switch  See: Brake Light Switch/Service and Repair. TEST the
system for normal operation.

No

REMOVE the jumper wire. GO to J4.

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J4 CHECK CIRCUIT CCB08 (VT/WH) FOR AN OPEN

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Disconnect: SJB C2280a.

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Measure the resistance between the stoplamp switch C278-4, circuit CCB08 (VT/WH), harness side and the SJB C2280a-19, circuit CCB08
(VT/WH), harness side.

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Is the resistance less than 5 ohms?

Yes

For Fusion, GO to J6.

For Milan or MKZ, GO to J5.

Initial Inspection and Diagnostic Overview|Page 8165 > < Initial Inspection and Diagnostic Overview|Page 8163