Toyota Venza: Entry Interior Alarm does not Sound
DESCRIPTION
The smart key system uses the combination meter buzzer to perform various vehicle interior warnings. When the conditions for each warning are met, the certification ECU (smart key ECU assembly) sends a buzzer signal to the combination meter assembly, and the combination meter buzzer sounds.
CAUTION / NOTICE / HINT
NOTICE:
The smart key system (for entry function) uses a multiplex communication system
(LIN communication system) and CAN communication system. Inspect the communication
function by following How to Proceed with Troubleshooting (See page
.gif)
). Troubleshoot the smart key system (for entry
function) after confirming that the communication system is functioning properly.
PROCEDURE
|
1. |
CHECK COMBINATION METER ASSEMBLY (OPERATION) |
(a) When the engine switch is on (IG) and the shift lever is in R, check that the combination meter buzzer sounds.
OK:
Combination meter buzzer sounds.
| OK | .gif) |
REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
| NG | |
GO TO METER / GAUGE SYSTEM (Proceed to Problem Symptoms Table) |
Room Oscillator does not Recognize Key
DESCRIPTION
If the room oscillator does not recognize a key, one of the following may be
the cause: 1) communication between the indoor electrical key oscillator (for front
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Back Door Entry Unlock Function does not Operate
DESCRIPTION
If the entry back door open function does not operate but the back door entry
lock function operates, the communication between the vehicle and key is normal.
As a faulty part, the ba ...
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ILLUSTRATION
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INSPECTION
PROCEDURE
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Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL REAR CONSOLE ARMREST ASSEMBLY
(a) Temporarily install the rear console armrest assembly.
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HINT:
The illustration is for the LH sid ...
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