Toyota RAV4 manuals

Toyota Sienna Service Manual: How to proceed with troubleshooting

HINT: Troubleshoot in accordance with the procedures on the following pages

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK

3 INSPECT COMMUNICATION FUNCTION OF LARGE-SCALE MULTIPLEX COMMUNICATION SYSTEM (BEAN)

  1. Use the intelligent tester to check for normal function of the multiplex communication system.
  1. (ECU unconnected, communication line malfunctioning) Without code outputs, proceed to A.
  2.  (ECU unconnected, communication line malfunctioning) With code outputs, proceed to B.

4 DTC CHECK

  1. Check for a DTCs.
  1.  Without code outputs, proceed to A.
  2.  With code outputs, proceed to B.

5 PROBLEM SYMPTOMS TABLE

  1. When problem is not listed on problem symptoms table, proceed to A.
  2.  When problem is listed on problem symptoms table, proceed to B.

6 PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM

  1. Data List / Active Test.
  2. Inspection.
  3. Terminals of ECU

7 ADJUST, REPAIR OR REPLACE

8 RESET BACK DOOR SYSTEM

9 CONFIRMATION TEST

END

Back door closer system
PARTS LOCATION ...

Initialization
1. RESET  When the battery is reconnected: The back door is locked and therefore cannot be opened. Therefore, it is necessary to unlock the back door using the door control switch or ...

Other materials:

Clearance Warning ECU Power Source Circuit
DESCRIPTION This circuit provides power to the clearance warning ECU. WIRING DIAGRAM INSPECTION PROCEDURE 1 CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU - AIR CONDITIONER AMPLIFIER) Disconnect the connectors from the clearance warning ECU C9 and air conditioner amplifier con ...

Shift Solenoid "D" Control Circuit
DESCRIPTION Shifting from 1st to 5th is performed in combination with "ON" and "OFF" operation of the shift solenoid valves SL1, SL2, SL3, S4 and SR which are controlled by the ECM. If an open or short circuit occurs in either of the shift solenoid valves, the ECM cont ...

Disposal
1. DISPOSE OF SHOCK ABSORBER ASSEMBLY REAR LH (a) Fully extend the shock absorber rod. (b) Using a drill, make a hole in the cylinder as shown in the illustration to discharge the gas inside the cylinder. CAUTION: When drilling, since the fragments may fly out, work careful ...

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