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Toyota Corolla Repair Manual: How to proceed with troubleshooting

Toyota Corolla Repair Manual / Diagnostics / ABS with EBD system / How to proceed with troubleshooting

1 Vehicle brought to workshop

2 Customer problem analysis

2 Customer problem analysis

3 Check and clear dtcs and freeze frame data

3 Check and clear dtcs and freeze frame data

4 Problem symptom confirmation

4 Problem symptom confirmation

step 5Symptom does not occur: go to step 5

5 Symptom simulationSymptom occurs: go to step 6

5 Symptom simulation

6 Dtc check

6 Dtc check

output: go to step 7

There is no output: go to step 7

7 Problem symptoms tableThere is output: go to step 8

7 Problem symptoms table

to step 10Check for fluid leakage and go to step 10

8 Dtc chart

9 Circuit inspection

9 Circuit inspection

Hint

: when 2 or more dtcs are recorded, and the problem is not identified, perform circuit inspection of the other dtcs.

10 Identification of problem

10 Identification of problem

11 Repair

11 Repair

12 Comfirmation test

12 Comfirmation test

End

End

Hint

: step 3, 6, 9, 12: diagnostic steps permitting the use of the handheld tester.

Fail safe function:

when a failure occurs in the abs system, the abs warning light is lit and the abs operation is prohibited.

In addition to this, when the failure which disables the ebd operation occurs, the brake warning light is lit as well and the ebd operation is prohibited.

ABS with EBD system
...

Customer problem analysis check
...

Other materials:

Engine mechanical
Service data Torque specification ...

Onvehicle inspection
1. Inspect for electrical door lock operation Hint: w/ power window: the door control switch is built in the master switch in the drivers door and also in the passengers door. W/o power window: the door control switch is in the drivers door and also in the passengers door. ...

Overhaul
Hint: components: 1. Remove rear wheel 2. Remove spare wheel cover assy 3. Remove rear floor finish plate 4. Remove luggage compartment trim cover inner lh 5. Remove rear shock absorber with coil spring Support the rear axle beam with jack. Remove the 2 nuts and bolt. ...

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