Toyota RAV4 manuals

Toyota Sienna Service Manual: Rear Power Seat Switch Circuit

DESCRIPTION

When the power rear no. 2 seat switch is operated, a recline signal is sent to the fold seat control ECU.

The ECU activates the reclining motor based on the signal from the power rear no. 2 seat switch.

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 INSPECT FOLD SEAT CONTROL ECU

INSPECT FOLD SEAT CONTROL ECU

  1. Remove the fold seat control ECU.
  2.  Measure the voltage according to the value(s) in the table below.

Standard voltage: LH side

Standard voltage

RH side

Standard voltage

2 CHECK HARNESS AND CONNECTOR (FOLD SEAT CONTROL ECU - FOLDING MOTOR)

CHECK HARNESS AND CONNECTOR

  1. Disconnect the connectors from the fold seat control ECU.
  2.  Disconnect the connector from the folding motor.
  3. Measure the resistance according to the value(s) in the table below.

Standard resistance: LH side

Standard resistance

RH side

Standard resistance

3 INSPECT POWER REAR NO. 2 SEAT SWITCH

INSPECT POWER REAR NO. 2 SEAT SWITCH

  1. Disconnect the connector from the power rear no. 2 seat switch.
  2. Measure the resistance according to the value(s) in the table below.

Standard resistance: LH side

Standard resistance

RH side

Standard resistance

4 CHECK HARNESS AND CONNECTOR (FOLDING MOTOR - BODY GROUND)

CHECK HARNESS AND CONNECTOR

  1. Measure the resistance according to the value(s) in the table below.

Standard resistance: LH side

Standard resistance

RH side

Standard resistance

5 REPAIR OR REPLACE HARNESS OR CONNECTOR (WIRE INSIDE SEAT)

  1. Repair or replace harness or connector (wire inside seat) and check that the malfunction disappears.

OK: Malfunction disappears.

END

Lock Switch Circuit
DESCRIPTION Each of the left and right seats has lock switches that detect the lock condition of the seat legs to the floor when the seat is in the original or folded-down state. If any of the loc ...

Fold Lock Switch Circuit
DESCRIPTION Each of the left and right seats has a fold lock switch that detects the lock condition of the seat legs and floor when the seat is in the stowed state. If the fold lock switch detects ...

Other materials:

Data list / active test
HINT: By accessing the DATA LIST displayed by the intelligent tester, you can perform such functions as reading the values of switches and sensors without removing any parts. Reading the DATA LIST as the first step in troubleshooting is one method to shorten labor time. 1. DATA LIST FOR OCCUPA ...

License plate light assembly
COMPONENTS REMOVAL 1. REMOVE BACK DOOR GARNISH CENTER 2. REMOVE BACK DOOR SIDE GARNISH LH 3. REMOVE BACK DOOR SIDE GARNISH RH 4. REMOVE BACK DOOR STRAP COVER 5. REMOVE BACK DOOR PULL STRAP 6. REMOVE BACK DOOR TRIM BOARD ASSEMBLY 7. REMOVE BACK DOOR GARNISH SUB-ASSEMBLY OUTSIDE 8. RE ...

Check for open circuit
(a) For an open circuit in the wire harness in Fig. 1, the resistance or voltage, as described below. (b) Check the resistance.  Check the resistance Standard resistance (Fig. 2) HINT: Measure the resistance while lightly shaking the wire harness vertically and horizontally. I ...

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