Toyota RAV4 manuals

Toyota Sienna Service Manual: Problem symptoms table

POWER BACK DOOR SYSTEM

Symptom

Suspected Area

Power back door does not operate when switch* is pressed (* Switch indicates the satellite switch for power back door)
  1. ECU-B fuse
  2. Power back door main switch
  3. Satellite switch
  4. Power back door touch sensor LH
  5. Power back door touch sensor RH
  6. Power back door drive unit
  7. Back door lock assembly
  8. Power back door ECU
  9. Driver Side J/B assembly (multiplex network body ECU)
  10. Wire harness
Jam protection function is activated while power back door is operating (for some reasons*) (* It may be caused by ill-fitting back door, faulty touch sensor or faulty pulse sensor)
  1. Fitting condition of back door
  2. Power back door touch sensor LH
  3. Power back door touch sensor RH
  4. Power back door ECU
  5. Wire harness
Power back door warning buzzer does not sound
  1. Power back door warning buzzer
  2. Power back door ECU
  3. Wire harness
Initialization
1. RESET When the back door lock is replaced: The power back door ECU cannot receive a switch signal from the lock. This may cause the power back door system to enter fail-safe mode and DTC ...

Terminals of ECU
1. CHECK POWER BACK DOOR ECU Disconnect the P13 and P14 ECU connectors, and check the voltage or resistance of each terminal of the wire harness side connectors If the result is not ...

Other materials:

How to proceed with troubleshooting
HINT: *: Use the intelligent tester. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS Confirm problem symptoms 3 CHECK MULTIPLEX COMMUNICATION SYSTEM* Check if the multiplex communication system DTC is output. HINT: The center airbag sensor assembly of this system is co ...

Fuel Pump Control Circuit
DESCRIPTION The FUEL PUMP relay switches the fuel pump speed according to the engine conditions. The fuel pump operates when the ECM receives the starter-operating signal (STA) and crankshaft-rotating signal (NE). The FUEL PUMP relay is turned ON while the engine is idling or operating at l ...

Wireless remote control/ electronic key battery
Replace the battery with a new one if it is depleted. You will need the following items: Flathead screwdriver Lithium battery CR2032 Replacing the battery Vehicles without a smart key system Remove the cover using a coin protected with tape etc. Remove the deplete ...

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