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:

Reassembly
1. INSTALL LIGHT CONTROL ECU (DISCHARGE HEADLIGHT)  Install a new headlight leveling motor base packing.  Install the headlight leveling motor assembly as shown in the illustration. Connect the connector with the claw Install the light control ECU with the 2 ...

Test mode procedure
1. SPEED SENSOR SIGNAL CHECK (WHEN USING SST CHECK WIRE): HINT: If the ignition switch is turned from the ON to the ACC or LOCK position during Test Mode, the DTCs of the signal check function will be erased. (a) Turn the ignition switch off. (b) Check that the steering wheel is in th ...

Inspection
1. INSPECT FUEL PUMP (a) Inspect fuel pump resistance. (1) Using an ohmmeter, measure the resistance between the terminals. Standard resistance (b) Inspect fuel pump operation (1) Apply battery voltage to both the terminals. Check that the pump operates. NOTICE: These te ...

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