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
HINT: Install the RH side by same procedure as the LH side. 1. INSTALL REAR SPEED SENSOR (a) Install the speed sensor rear LH with the bolt. Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf) NOTICE: Keep the tip of the speed sensor rear LH clean. (b) Install the sensor harness clamps with the b ...

Throttle Actuator Control Motor Circuit
DESCRIPTION The throttle actuator is operated by the ECM and opens and closes the throttle valve using gears. The opening angle of the throttle valve is detected by the Throttle Position (TP) sensor, which is mounted on the throttle body. The TP sensor provides feedback to the ECM. This ...

Cruise Control Switch Circuit
DESCRIPTION The cruise control main switch operates 8 functions: SET, - (COAST), TAP-DOWN, RES (RESUME), + (ACCEL), TAP-UP, CANCEL, and MODE. The SET, TAP-DOWN, and - (COAST) functions, and the RES (RESUME), TAP-UP, and + (ACCEL) functions are operated with the same switch. The cruise contr ...