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:

On-vehicle inspection
1. INSPECT COOLING FAN SYSTEM (a) Put the vehicle in the following conditions (1) The engine switch is off. (2) The coolant temperature is less than 95°C (203°F). (3) The battery voltage is between 9 and 14 V. (4) The A/C switch is OFF. (b) Clamp the 400 A probe of an ammeter over the ...

Initialization procedure
(a) Make sure that the ignition switch is off. (b) Connect the intelligent tester to the DLC3. (c) Turn the ignition switch to the ON position. (d) Select "TIREPRESS" by following the prompts displayed on the intelligent tester. (e) Press the tire pressure warning reset sw ...

Problem symptoms table
HINT: Proceed to troubleshooting of each circuit in the table below. 1. HEADLIGHT AND TAIL LIGHT SYSTEM 2. AUTOMATIC LIGHT CONTROL SYSTEM 3. LIGHT AUTO TURN OFF SYSTEM 4. FOG LIGHT SYSTEM 5. TURN SIGNAL AND HAZARD WARNING SYSTEM 6. ILLUMINATED ENTRY SYSTEM 7. OTHE ...

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