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:

Installation
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Front Airbag Sensor RH Circuit Malfunction
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How to proceed with troubleshooting
1 VEHICLE BROUGHT TO WORKSHOP 2 INSPECT BATTERY VOLTAGE Standard voltage: 11 to 14 V If the voltage is below 11 V, recharge or replace the battery before proceeding. 3 BASIC INSPECTION Turn the ignition switch ON. Check whether or not the radio receiver turns on. Result 4 CHE ...