Toyota RAV4 manuals

Toyota Sienna Service Manual: Terminals of ECU

1. POSITION CONTROL ECU AND SWITCH ASSEMBLY (POWER SEAT CONTROL SWITCH AND ECU)

  1.  Disconnect the P58 and P59 connectors.

POSITION CONTROL ECU AND SWITCH ASSEMBLY

  1. Check the voltage of each terminal of the wire harness side connectors.

POSITION CONTROL ECU AND SWITCH ASSEMBLY

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

  1.  Check the resistance of each terminal of the wire harness side connectors.

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

  1.  Reconnect the P58 and P59 connectors.
  2.  Check the voltage of each terminal of the connectors.

POSITION CONTROL ECU AND SWITCH ASSEMBLY

POSITION CONTROL ECU AND SWITCH ASSEMBLY

If the result is not as specified, the position control ECU and switch assembly may be malfunctioning.

2. OUTER MIRROR CONTROL ECU LH

  1.  Disconnect the outer mirror control ECU LH connector.

OUTER MIRROR CONTROL ECU LH

  1. Check the voltage of each terminal of the wire harness side connectors.

OUTER MIRROR CONTROL ECU LH

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

  1.  Check the resistance of each terminal of the wire harness side connector.

OUTER MIRROR CONTROL ECU LH

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

  1.  Reconnect the outer mirror control ECU LH connector.
  2.  Check the voltage of each terminal of the connectors.

OUTER MIRROR CONTROL ECU LH

If the result is not as specified, the outer mirror control ECU LH may be malfunctioning.

Problem symptoms table
HINT:  Inspect the fuse and relay before confirming the suspected areas in the table below.  Inspect each suspected area in numerical order for the corresponding symptom. If the ...

Diagnosis system
1. DESCRIPTION  Front power seat control system data can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the intelligent ...

Other materials:

EVAP System
RELATED DTCS If any EVAP system DTCs are set, the malfunctioning area can be determined using the table below. NOTICE: If the 0.02 inch reference pressure difference between the first and second checks is greater than the specification, the DTCs corresponding to the refe ...

Fail-safe chart
1. AUTO CANCEL FUNCTION (FAIL-SAFE FUNCTION): HINT: If a system malfunction occurs, the applicable DTCs will appear on the multi-information display. In some cases, a DTC will be set due to weather or vehicle operating conditions, this does not indicate a system malfunction.  E3 (i ...

Installation
1. INSTALL IGNITION SWITCH ASSEMBLY (a) Install the ignition switch with the 2 screws. (b) Install the ignition switch connector. 2. INSTALL STEERING COLUMN COVER LOWER (a) Attach the 4 claws to install the steering column cover lower. (b) Insert the key into the ignition key cylinde ...

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