| Last Modified: 11-27-2007 | 1.6 J | |
| Service Category: Vehicle Interior | Section: Theft Deterrent/Keyless Entry | |
| Model Year: 2008 | Model: LX570 | Doc ID: RM000000XUX015X |
| Title: THEFT DETERRENT / KEYLESS ENTRY: SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Entry Function): DESCRIPTION (2008 LX570) | ||
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Entry Interior Alarm does not Sound |
DESCRIPTION
The smart access system with push-button start uses the combination meter buzzer to perform various vehicle interior warnings. When the conditions of each warning are met, the certification ECU (smart key ECU assembly) sends a buzzer signal to the meter ECU, and the combination meter buzzer sounds.
INSPECTION PROCEDURE
PROCEDURE
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1. |
CHECK COMBINATION METER ASSEMBLY OPERATION |
(a) Turn the engine switch on (IG). Place luggage on the passenger seat to cause the passenger seat belt warning light to blink.
(b) When driving the vehicle at 15 km/h (9.3 mph) or more, check that the seat belt warning buzzer sounds to inform that the passenger seat belt is not fastened.
HINT:
The smart access system with push-button start sounds the buzzer built into the combination meter for indoor warnings. This buzzer is also used for the seat belt warning system. Therefore, check the operation of the combination meter buzzer by checking if the buzzer sounds to inform that the seat belt is not fastened.
OK:
Combination meter buzzer sounds.
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