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Toyota Corolla Repair Manual: How to proceed with troubleshooting

The handheld tester can be used at step 3, 4, 6, 9.

1 Vehicle brought to workshop

2 Customer problem analysis

2 Customer problem analysis

3 Connect the obd ii scan tool or handheld tester to dlc3

3 Connect the obd ii scan tool or handheld tester to dlc3

4 Check and clear dtc and freeze frame data

4 Check and clear dtc and freeze frame data

5 Visual inspection

5 Visual inspection

6 Setting the check mode diagnosis

6 Setting the check mode diagnosis

7 Problem symptom confirmation

7 Problem symptom confirmation

step 8Symptom does not occur: go to step 8

8 Symptom simulationSymptom occur: go to step 9

8 Symptom simulation

9 Dtc check

9 Dtc check

Dtc is output: go to step 18Dtc is not output: go to step 10

10 Basic inspectionDtc is output: go to step 18

10 Basic inspection

11 Mechanical system test

11 Mechanical system test

12 Hydraulic test

12 Hydraulic test

13 Manual shifting test

13 Manual shifting test

14 Problem symptoms table chapter 1

14 Problem symptoms table chapter 1

15 Problem symptoms table chapter 2

15 Problem symptoms table chapter 2

16 Problem symptoms table chapter 3

16 Problem symptoms table chapter 3

17 Part inspection

17 Part inspection

18 Dtc chart Go to step 20

18 Dtc chart

19 Circuit inspection

19 Circuit inspection

20 Identification of problem

20 Identification of problem

21 Repair

21 Repair

22 Confirmation test

22 Confirmation test

End

End

Electronic controlled automatic transaxle
Precaution Notice: perform the reset memory (at initialization) when replacing the automatic transaxle assy, engine assy or ecm . Hint: initialization can not be completed by only removing the ...

Customer problem analysis check
Location ...

Other materials:

Replacement
1. Remove engine under cover rh 2. Remove fan and generator v belt 3. Remove generator assy Disconnect the wire clamp from the wire clip on the rectifire end frame.  remove the rubber cap and nut, and disconnect the alternator wire.  disconnect the alternator connecto ...

Operating the touch screen
By touching the screen with your finger, you can control the multimedia system, etc. ■ Drag* Touch the screen with your finger, and move the screen to the desired position. ● Scrolling the lists ● Using scroll bar in lists ■ Flick* Touch the screen with your finger an ...

Inspection procedure
Hint: when the throttle position is slightly opened (the accelerator pedal is slightly depressed) because a floor carpet is overlapped on the accelerator pedal, or if not fully releasing the accelerator pedal, etc., Dtc p505 will possibly be detected. Read freeze frame data using the ...

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