Section 581 (Theft Deterrent System): Inspection

WARNING: This page is about a different car, the 2003 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT THEFT DETERRENT HORN OPERATION
Connect the positive (+) lead from the battery to the terminal 1 and negative (-) lead to theft deterrent horn body, and check that the theft deterrent horn blows.

If operation is not as specified, replace the horn.

Fig 1: Inspecting Theft Deterrent Horn Operation
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT ENGINE HOOD COURTESY SWITCH CONTINUITY

ENGINE HOOD COURTESY SWITCH CONTINUITY

Switch Position	Tester Connection	Specified Condition
LOCK	-	No Continuity
UNLOCK	1 - 2	Continuity

If continuity is not as specified, replace the switch.

INSPECT ENGINE HOOD COURTESY SWITCH CIRCUIT (See ENGINE HOOD COURTESY SWITCH CIRCUIT )

Fig 2: Inspecting Engine Hood Courtesy Switch Continuity
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002