Toyota Sienna Service Manual: Terminals of ECU

Toyota Sienna Service Manual / Park assist / monitoring / Rear view monitor system / Terminals of ECU

1. TELEVISION CAMERA ASSEMBLY

Disconnect the T10 camera connector

TELEVISION CAMERA ASSEMBLY

Measure the voltage and resistance of each terminal of the wire harness side connector.

TELEVISION CAMERA ASSEMBLY

If the result is not as specified, there may be a malfunction on the wire harness side.

Reconnect the T10 camera connector.
Measure the voltage and frequency of each terminal of the connector.

TELEVISION CAMERA ASSEMBLY

If the result is not as specified, the camera may have a malfunction.

Reference: Oscilloscope waveform

TELEVISION CAMERA ASSEMBLY

Waveform 1

TELEVISION CAMERA ASSEMBLY

2. RADIO AND NAVIGATION ASSEMBLY

Problem symptoms table

Before inspecting the suspected areas listed in the table below, check the fuse and relay. Before inspecting the suspected areas listed in the table below, check the DTCs. Metho ...

Reverse Signal Circuit

DESCRIPTION The radio and navigation assembly receives a reverse signal from the park/neutral position switch. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT RADIO AND NAVIGATION ASSEMBLY ...

Other materials:

Brake
GENERAL MAINTENANCE 1. INSPECT BRAKE LINE PIPES AND HOSES HINT: Check the entire circumference and length of the brake hoses using a mirror as required in a well-lighted area. Turn the front wheels fully right or left before checking the front brakes. (a) Check all the brake lines and h ...

Mute Signal Circuit between Radio Receiver 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 ...

Noise Occurs
INSPECTION PROCEDURE 1 NOISE CONDITION Check in which direction the noise comes from (front left or right, or rear left or right). Check in which direction the noise comes from. OK: The location of the noise source can be determined 2 CHECK SPEAKERS Check the installation cond ...