MAMUSTANG ATLASTHE ENTHUSIAST'S REFERENCE

2016 workshop · Electronic Feature Group

Perimeter Anti-Theft Alarm

419-01A Perimeter Anti-Theft Alarm

2016 MustangReference 5,999 / 6,619HTML edition
← Chapter contentsProcedure contents

Disconnect Hood Ajar Switch C127. Ignition ON. Connect:

Click to display connectors

Positive Lead

Measurement / Action

Negative Lead

C127-2

C127-1

Using a diagnostic scan tool, perform the BCM self-test.

Is DTC B1305:01 still present?

Yes

REMOVE the fused jumper wire. GO to F2

No

REMOVE the fused jumper wire. INSTALL a new hood latch. REFER to: Hood Latch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).

F2 CHECK THE HOOD AJAR SWITCH GROUND CIRCUIT FOR AN OPEN

Connect:

Click to display connectors

Positive Lead

Measurement / Action

Negative Lead

C127-2

Ground

Using a diagnostic scan tool, perform the BCM self-test.

Is DTC B1305:01 still present?

Yes

REMOVE the fused jumper wire. GO to F3

No

REMOVE the fused jumper wire. REPAIR the circuit.

F3 CHECK THE HOOD AJAR SWITCH INPUT CIRCUIT FOR AN OPEN

Ignition OFF. Disconnect BCM C2280F. Measure:

Click to display connectors

Positive Lead

Measurement / Action

Negative Lead

C127-2

C2280F-14

Is the resistance less than 3 ohms?

Yes

GO to F4

No

REPAIR the circuit.

F4 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

Source reference 5999

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.