Toyota RAV4 manuals

Toyota Sienna Service Manual: Diagnosis system

1. DESCRIPTION

  1.  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 tester to check for malfunctions and perform repairs.

2. CHECK DLC3

CHECK DLC3

  1.  The vehicle uses ISO 15765-4 communication protocol. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format.

CHECK DLC3

If the result is not as specified, the DLC3 may have a malfunction. Repair or replace the wire harness and connector.

HINT: Connect the cable of the intelligent tester to the DLC3, turn the ignition switch on and attempt to use the tester. If the screen displays a communication error message, a problem exists on the vehicle side or the tester side.

3. INSPECT BATTERY VOLTAGE

  1.  Check the battery voltage.

Voltage: 11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

Terminals of ECU
1. POSITION CONTROL ECU AND SWITCH ASSEMBLY (POWER SEAT CONTROL SWITCH AND ECU)  Disconnect the P58 and P59 connectors. Check the voltage of each terminal of the wire harness sid ...

Data list / active test
1. DATA LIST HINT: Using the intelligent tester's DATA LIST allows the status of a switch, sensor, actuator and other items to be read without removing any parts. Reading the DATA LIST early in t ...

Other materials:

Adjustment
CAUTION:  Do not stare at the luminous portion of the laser during adjustment. The intensity of the laser light is low, but it may result in loss of sight.  If operation is not carried out as specified, there may be a risk that you are exposed to hazardous radiation. HINT: ...

Removal
1. REMOVE FRONT FENDER LINER LH 2. REMOVE FRONT FENDER LINER RH 3. REMOVE FRONT BUMPER COVER 4. REMOVE FRONT BUMPER ENERGY ABSORBER 5. REMOVE FRONT BUMPER REINFORCEMENT SUBASSEMBLY 6. REMOVE LASER SENSOR  Disconnect the connector and remove the laser the sensor. ...

Installation
1. INSTALL REAR COIL SPRING INSULATOR UPPER LH (a) Install the insulator upper LH to the coil spring rear LH. 2. INSTALL COIL SPRING REAR LH (a) Apply a shop rug to the rear axle beam assembly. (b) Install the coil spring rear LH to the rear axle beam assembly. HINT: Fit the lowe ...

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