Toyota Corolla (E120): How to proceed with troubleshooting

Hint

:

  • troubleshooting of the wireless door lock control system is based on the premise that the power door lock system is operating normally. Therefore, before troubleshooting the wireless door lock control system, first make certain that the the power door lock system is operating normally.
  • Use this procedure to troubleshoot the wireless door lock control system.

1 Vehicle brought to workshop

2 Customer problem analysis check and symptom check

2 Customer problem analysis check and symptom check

3 Problem symptoms table

3 Problem symptoms table

  1. If the fault is not listed on the problem symptoms table, proceed to a.
  2. if the fault is listed on the problem symptoms table, proceed to b.

4 Overall analysis and troubleshooting

4 Overall analysis and troubleshooting

  1. Terminals of ecu
  2.  on–vehicle inspection

5 Adjust, repair or replace

6 Confirmation test

6 Confirmation test

End

End

Customer problem analysis check

Location

Location

Terminals of ecu

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    How to use this manual
    General information 1. General description This manual is made in accordance with sae j2008.  generally, repair operations can be separated in the following 3 main processes:  Diagnosis  Removing/installing, replacing, disassembling/reassembling, checking and adju ...

    Power outlet
    The power outlet can be used for 12 V accessories that run on less than 10 A. Lift the lid while pulling up the knob and open the power outlet lid. ■The power outlet can be used when The engine switch is in ACC or ON. ■When turning the engine switch off Disconnect electrical devices with charg ...

    Battery
    Check the battery as follows. ■ Battery exterior Make sure that the battery terminals are not corroded and that there are no loose connections, cracks, or loose clamps. 1 Terminals 2 Hold-down clamp ■Before recharging When recharging, the battery produces hydrogen gas which is ...