THEFT-DETERRENT SIREN INSPECTION

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1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

2. Remove the front bumper. (See FRONT BUMPER REMOVAL/INSTALLATION.)

3. Remove the theft-deterrent siren bracket. (See THEFT-DETERRENT SIREN REMOVAL/INSTALLATION.)

4. Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

5. Verify that the voltages of each of the terminals are as indicated in the terminal voltage table (reference).

• If the voltage is not as specified in the terminal voltage table (reference), inspect the parts under Inspection item(s) and related wiring harnesses.

― If the system does not work normally even though the parts or related wiring harnesses do not have any malfunction, replace the theft-deterrent siren.

Terminal Voltage Table (Reference)

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Terminal

Signal name

Connected to

Measurement condition

Voltage (V)

Inspection item(s)

A

DATA

Rear body control module (RBCM)

Because this terminal is for communication, determination using terminal voltage inspection is not possible.

B

Ground

Body ground

Under any condition

1.0 or less

Ground

C

Power supply

ROOM 15 A fuse

Under any condition

B+

• ROOM 15 A fuse

• Battery

Terminal	Signal name	Connected to	Measurement condition	Voltage (V)	Inspection item(s)
A	DATA	Rear body control module (RBCM)	Because this terminal is for communication, determination using terminal voltage inspection is not possible.
B	Ground	Body ground	Under any condition	1.0 or less	Ground
C	Power supply	ROOM 15 A fuse	Under any condition	B+	• ROOM 15 A fuse • Battery