Toyota RAV4 manuals

Toyota Sienna Service Manual: Problem symptoms table

HINT:

POWER REAR NO. 2 SEAT with STOWING FUNCTION

Symptom

Symptom Suspected area

No functions operate.
  1. Power source circuit
  2. Fold seat control ECU
The folding-down function does not operate.
  1. Park/Neutral position switch circuit
  2. Back door courtesy switch circuit
  3. Lock switch circuit
  4. Reclining motor circuit
  5. Fold seat switch circuit
  6. Folding motor circuit
  7. Folding motor
  8. Fold seat control ECU
The return function does not operate.
  1. Park/Neutral position switch circuit
  2. Back door courtesy switch circuit
  3. Reclining motor circuit
  4. Folding motor circuit
  5. Fold seat switch circuit
  6. Release actuator circuit
  7. Folding motor
  8. Release actuator
  9. Fold seat control ECU
The stowing function does not operate.
  1. Park/Neutral position switch circuit
  2. Back door courtesy switch circuit
  3. Reclining motor circuit
  4. Folding motor circuit
  5. Fold seat switch circuit
  6. Fold lock switch circuit
  7. Folding motor
  8. Fold seat control ECU
The reclining function does not operate.
  1. Lock switch circuit
  2. Reclining motor circuit
  3. Rear power seat switch circuit
  4. Fold seat control ECU
The indicator does not come on or blink.
  1. Indicator circuit
  2. Fold seat control ECU
Initialization
HINT:  The seatback position is initialized at the factory before shipment, so initialization is not normally required. There is an initialization function for cases when reinitializati ...

Terminals of ECU
1. FOLD SEAT CONTROL ECU LH Disconnect the fold seat control ECU connectors. Measure the voltage and resistance of the wire harness side connectors. If the result is not as specifie ...

Other materials:

Circuit opening relay
Inspection 1. INSPECT CIRCUIT OPENING RELAY  Using an ohmmeter, measure the resistance according to the value(s) in the table below. Standard resistance If the result is not as specified, replace the relay. ...

Installation
1. INSTALL BACK DOOR OUTSIDE GARNISH Install the back door outside opener switch with the 2 screws. Install the back door outside garnish with the 5 nuts and a clip. Connect the licence light connector. 2. INSTALL LH BACK-UP LIGHT ASSEMBLY (See page LI-90) 3. INSTALL RH ...

Removal
HINT:  Use the same procedures for the RH side and LH side.  The procedures listed below are for the LH side. 1. PRECAUTION CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing. 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: Wait for 90 se ...

В© 2011-2019 Copyright www.tsienna.net