Toyota Sienna Quiz
Door lock

How to proceed with troubleshooting

In this manual: Door lock
Introduction — 55Service specifications — 7Maintenance — 7Engine — 264U151e automatic transaxle — 108Transfer — 19Propeller shaft — 8Drive shaft — 14Differential — 16Axle — 18Suspension — 37Tire and wheel — 54Brake control — 141Parking brake — 16Steering Column — 11Power steering — 18Air conditioning — 106Supplemental restraint system — 146Seat belt — 22Theft deterrent — 14Engine immobiliser — 17Cruise control — 65Lighting — 61Wiper and washer — 13Door lock — 42Meter — 28Audio / visual — 94Navigation — 108Park assist / monitoring — 33Horn — 5Garage door opener — 42GR-FE Engine control system — 126Supplemental restraint system — 147Other system — 14Windshield / windowglass — 43Mirror — 23Instrument panel — 6Seat belt — 22Seat — 92Engine hood / door — 104Exterior — 39Interior — 5Sliding roof — 9Multiplex communication — 18Can communication — 23
9steps
~54min
2/5difficulty
Done 0 of 9

HINT:

  • Troubleshooting of the wireless door lock control system is based on the premise that the power door lock system, the power slide door system, the power back door system and the power window system are operating normally.

    Therefore, before troubleshooting the wireless door lock control system, first make certain that these systems are operating normally.

  • Troubleshoot in accordance with the procedures on the following pages.

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS

  1. Interview the customer to confirm the trouble

3 DTC CHECK

  1. Check for DTC and note any codes that are output.
  2. Delete the DTC.
  3. Recheck for DTC. Try to prompt the DTC by simulating the original activity that the DTC suggests.
  4. If the DTC does not reoccur, proceed to A.
  5. If the DTC reoccur, proceed to B.

4 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.

5 PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM

  1. Terminals of ECU
  2. Operation check

6 ADJUST, REPAIR OR REPLACE

7 CONFIRMATION TEST

END

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