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1.Remove the following parts:

(1)Rear package tray (See REAR PACKAGE TRAY REMOVAL/INSTALLATION.)
(2)Trunk covering (See TRUNK COVERING REMOVAL/INSTALLATION.)
(3)Trunk board (See TRUNK BOARD REMOVAL/INSTALLATION.)
(4)Trunk end trim (See TRUNK END TRIM REMOVAL/INSTALLATION.)

2.Partially peel back the trunk side trim (LH) to the position allowing removal of the theft-deterrent siren.(See TRUNK SIDE TRIM REMOVAL/INSTALLATION.)

3.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. (See THEFT-DETERRENT SIREN REMOVAL/INSTALLATION.)


Terminal Voltage Table (Reference)

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Terminal

Signal name

Connected to

Measurement condition

Voltage (V)

Inspection item(s)

A
DATA
BCM
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
INTERIOR 15A fuse
Under any condition
B+
• ROOM 25A fuse
• INTERIOR 15A fuse
• Battery