Toyota RAV4 manuals

Toyota Sienna Service Manual: Folding Motor Circuit

DESCRIPTION

The fold seat control ECU receives a switch operation signal from the fold seat switch and activates the folding motor. At this time, the Hall IC (seat cushion position sensor) detects the actuation signal. The fold seat control ECU uses signals from the Hall IC (seat cushion position sensor) to detect if an object if an object is caught or if any other abnormal condition has occurred.

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

Standard resistance: LH side

Standard resistance

RH side

Standard resistance

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

Fold Seat Switch Circuit
DESCRIPTION When the fold seat switch is operated, a switch operation signal is sent to the fold seat control ECU. The ECU receives switch operation signals from each switch and activates the fold ...

Reclining Motor Circuit
DESCRIPTION The fold seat control ECU receives a switch operation signal from the power rear no. 2 seat switch and the fold seat switch, and activates the reclining motor. At this time, the Hall ...

Other materials:

Problem symptoms table
Proceed to the reference page shown in the table below for each malfunction symptom and troubleshoot each circuit. HINT: Troubleshooting of the theft deterrent system is based on the premise that the door lock control system and the wireless door lock control system are operating normally. Ac ...

Removal
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Manual Up / Down Function does not Operate on Rear RH Only
DESCRIPTION If the manual UP/DOWN function does not operate, the power window motor, the regulator switch or the wire harness may be malfunctioning. WIRING DIAGRAM INSPECTION PROCEDURE 1 CHECK WIRE HARNESS (POWER SOURCE) Disconnect the P39 regulator switch connector.  Turn ...

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