Toyota RAV4 manuals

Toyota Sienna Service Manual: 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 an unlock condition, the 3rd SEAT indicator on the combination meter will come on.

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 INSPECT FOLD SEAT CONTROL ECU

 INSPECT FOLD SEAT CONTROL ECU

  1. Remove the fold seat control ECU with connectors still connected.
  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 - FOLD LOCK SWITCH)

CHECK HARNESS AND CONNECTOR

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

Standard resistance LH side

Standard resistance

RH side

Standard resistance

3 CHECK HARNESS AND CONNECTOR (FOLD LOCK SWITCH - 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

4 INSPECT FOLD LOCK SWITCH

INSPECT FOLD LOCK SWITCH

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

Standard resistance LH side

Standard resistance

RH side

Standard resistance

REPLACE FOLD SEAT CONTROL ECU

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 rea ...

Seat memory switch
COMPONENTS ...

Other materials:

Power Seat ECU Communication Stop
DTC B1272 Power Seat ECU Communication Stop DESCRIPTION This DTC is detected when communication between the seat position control ECU and the multiplex network gateway ECU stops for more than 10 seconds. DTC No. DTC Detection Condition Trouble Area B1272 ...

Problem symptoms table
HINT:  Use the table below to help determine the cause of the problem symptom. The likely causes of the problem are indicated in descending order. Check each suspected area in order. Repair or replace faulty parts or perform adjustments as necessary.  Inspect the fuse and rel ...

SRS Warning Light Remains ON
DESCRIPTION The SRS warning light is located on the combination meter assembly. When the SRS is normal, the SRS warning light comes on for approximately 6 seconds after the ignition switch is turned from the LOCK position to ON position, and then goes off automatically. If there is a mal ...

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