Toyota RAV4 manuals

Toyota Sienna Service Manual: How to proceed with troubleshooting

The intelligent tester can be used in steps 4, 6, 8 and 9.

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS

3 PASSENGER AIRBAG ON/OFF INDICATOR CHECK

4 DTCs CHECK (Present and Past DTCs)

  1. Check for DTCs.

Result

Result

5 DTCs CHART

6 CIRCUIT INSPECTION

7 REPAIR

8 CLEAR DTCs (Present and Past DTCs)

  1. Clear DTCs

9 DTCs CHECK (Present and Past DTCs)

  1. Check for DTCs.

Result

Result

10 SYMPTOM SIMULATION

  1. Check the passenger airbag ON/OFF indicator condition.

Result

Result

11 CONFIRMATION TEST

END

System description
1. DESCRIPTION OF OCCUPANT CLASSIFICATION SYSTEM  GENERAL DESCRIPTION.  In the occupant classification system, the occupant classification ECU calculates the weight of the occu ...

Initialization
1. ZERO POINT CALIBRATION NOTICE: Make sure that the front passenger seat is not occupied before performing the operation. HINT: Perform the zero point calibration and sensitivity check if any ...

Other materials:

VSC Warning Light does not Come ON
DESCRIPTION The skid control ECU is connected to the combination meter via CAN and multiplex communications. If the skid control ECU stores DTCs to shut down TRAC and VSC operation, the VSC warning light comes on in the combination meter. WIRING DIAGRAM Refer to VSC Warning Light Remains ...

Vehicle Speed Sensor "A"
DTC P0500 Vehicle Speed Sensor "A" DESCRIPTION The speed sensor detects the wheel speed and sends the appropriate signals to the skid control ECU. The skid control ECU converts these wheel speed signals into a 4-pulse signal and outputs it to the ECM via the combination meter. Th ...

VC Output Circuit
DESCRIPTION The ECM constantly uses 5 V from the battery voltages supplied to the +B (BATT) terminal to operate the microprocessor. The ECM also provides this power to the sensors through the VC output circuit. When the VC circuit is short-circuited, the microprocessor in the ECM and sens ...

В© 2011-2019 Copyright www.tsienna.net