Toyota Sienna Service Manual: Key reminder warning system

Only Wireless Door Lock Control Function does not Operate

DESCRIPTION The door control receiver receives a signal from the transmitter and sends this signal to the multiplex network body ECU. Then, the multiplex network body ECU controls operation of the ...

How to proceed with troubleshooting

HINT:  Use these procedures to troubleshoot the key reminder warning system.  The intelligent tester should be used in steps 3 and 5. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PRO ...

Other materials:

Mute Signal Circuit between Radio and Navigation Assembly and Stereo Component Amplifier
DESCRIPTION This circuit sends a signal to the stereo component amplifier to mute noise. Because of that, the noise produced by changing the sound source ceases. If there is an open in the circuit, noise can be heard from the speakers when changing the sound source. If there is a short i ...

Power Slide Door Warning Buzzer RH does not Sound
DESCRIPTION  The power slide door system uses warning buzzers built into RH slide doors respectively. Each buzzer has 2 ways of sounding that are used differently according to the situations: When all the following conditions are met, the warning buzzer sounds at a cycle of ...

Sound Signal Circuit between Radio and Navigation Assembly and Television Display Assembly
DESCRIPTION The television display assembly sends an RSE sound signal to the radio and navigation assembly through this circuit. The sound signal that has been sent is amplified by the stereo component amplifier, and then is sent to the speakers. If there is an open or short in the circuit ...