Toyota RAV4 manuals

Toyota Sienna Service Manual: Park / Neutral Position Switch Circuit

DESCRIPTION

The fold seat control ECU receives signals from the Park/Neutral position switch and controls the seat stowing and return operations. If the shift lever is in any position other than P the seat cannot be operated.

If the ignition switch is in ACC or IG the seat cannot be operated.

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.  Turn the ignition switch ON.
  3. 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 - PARK/NEUTRAL POSITION SWITCH)

CHECK HARNESS AND CONNECTOR (FOLD SEAT CONTROL ECU - PARK/NEUTRAL POSITION SWITCH)

  1. Disconnect the connector from the park/neutral position switch.
  2.  Disconnect the connectors from the fold seat control ECU.
  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 PARK/NEUTRAL POSITION SWITCH

INSPECT PARK/NEUTRAL POSITION SWITCH

  1. Remove the park/neutral position switch.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

4 CHECK HARNESS AND CONNECTOR (PARK/NEUTRAL POSITION SWITCH - BATTERY)

CHECK HARNESS AND CONNECTOR (PARK/NEUTRAL POSITION SWITCH - BATTERY)

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

Standard voltage

Standard voltage

REPLACE FOLD SEAT CONTROL ECU

On-vehicle inspection
1. CHECK POWER REAR NO. 2 SEAT with STOWING FUNCTION  Check the basic functions.  Operate the fold seat switch and power rear No.2 seat switch and check to make sure each seat ...

Back Door Courtesy Switch Circuit
DESCRIPTION The fold seat control ECU receives signals from the back door courtesy switch and detects the state of the back door (open/close). If the ECU does not detect that the back door is open ...

Other materials:

Cooling system
On-vehicle inspection 1. INSPECT FOR COOLANT LEAK CAUTION: Do not remove the radiator cap while the engine and radiator are still hot. Pressurized, hot engine coolant and steam may be released and cause serious burns. NOTICE: Before performing each inspection, turn the A/ ...

Power Back Door does not Operate
DESCRIPTION The power back door operates only when the power back door main switch is ON. The power back door ECU controls the power back door by activating the back door motor (built into the power back door drive unit) to open / close the back door. A request signal from the satell ...

Rear view monitor system precautions
Area displayed on screen The rear view monitor system displays an image of the view from the bumper of the rear area of the vehicle. The image on the rear view monitor system can be adjusted. The area displayed on the screen may vary according to vehicle orientation conditions. ...

В© 2011-2024 Copyright www.tsienna.net