Toyota RAV4 manuals

Toyota Sienna Service Manual: How to proceed with troubleshooting

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS

3 CHECK INITIAL CHECK FUNCTION

4 PROBLEM SYMPTOMS TABLE

THE CORRESPONDING SYSTEM DOES NOT EXIST (Go to step 5)

5 BASED ON THE MALFUNCTION SYMPTOM, PERFORM THE TROUBLESHOOTING BELOW

  1. Operation check (C).
  2.  Terminals of ECU

6 ADJUST, REPAIR OR REPLACE

7 CONFIRMATION TEST

END

System description
1. GENERAL  This system uses ultrasonic sensors to detect any obstacles at the corners and the rear of the vehicle. The system then informs the driver of the distance between the sens ...

Operation check
1. DETECTION RANGE MEASUREMENT AND INDICATOR CHECK  Turn the IG switch ON.  Move the shift lever to the R position (when the back sonar and rear clearance sonar is checked).   ...

Other materials:

On-vehicle inspection
1. CHECK AUTO SLIDE-OPEN / CLOSE FUNCTION Check that the sliding roof switch can operate the sliding roof glass as follows while the tilt-up / DOWN function is not operating. Standard HINT: The sliding roof stops partway when the sliding roof switch is pushed on either side during AU ...

Sleep Operation Failure of Occupant Classification ECU
DTC B1796 Sleep Operation Failure of Occupant Classification ECU DESCRIPTION During sleep mode, the occupant classification ECU reads the condition of each sensor while the ignition switch is off. In this mode, if the occupant classification ECU detects an internal malfunction, DTC B1796 ...

On-vehicle inspection
1. INSPECT OCCUPANT CLASSIFICATION ECU (VEHICLE NOT INVOLVED IN COLLISION)  Perform a diagnostic system check. 2. INSPECT OCCUPANT CLASSIFICATION ECU (VEHICLE INVOLVED IN COLLISION) Perform a diagnostic system check.  Even if the airbag was not deployed, check if there is ...

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