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Toyota Corolla Repair Manual: How to proceed with troubleshooting

Hint

:

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.  onvehicle inspection

5 Adjust, repair or replace

6 Confirmation test

6 Confirmation test

End

End

Customer problem analysis check

Location

Location

Terminals of ecu

Wireless door lock control system
...

Terminals of ecu
1. Inspect integration relay Disconnect the connector from the integration relay. check the continuity between each terminal of the disconnected connector and the body ground, as shown ...

Other materials:

Automatic transaxle fluid (atm)
Onvehicle inspection 1. Check the fluid level Hint: drive the vehicle so that the engine and transaxle are at normal operating temperature. Fluid temperature: 70 80 c (158 176 f)  park the vehicle on a level surface and set the parking brake.  with the engine idling ...

Body panel undercoating areas
Apply pastar uwe or pastar uc to the chassis, floor underside, sheet metal fitting weld points of the body, and inside of the wheel house to prevent rust and noise, as well as protect the body from flying rocks. Hint:  work must be performed while wearing the appropriate protective ...

Inspection procedure
Hint: this dtc chart is on the premise that the engine is cranked normally. If the engine is not cranked, proceed to the problem symptoms table on page 0542. Read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions wh ...

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