Toyota Corolla (E120): Problem symptoms table

Use the table below to help you find the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.

Repair

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    Replacement
    1. Remove console box sub–assy rear 2. Remove parking brake lever sub–assy 3. Remove exhaust pipe assy front 4. Remove front floor heat insulator no.1 Remove the 3 nuts and front floor insulator no.1. 5. Remove front floor heat insulator no.2 Remove the 2 nuts and front ...

    Basic inspection
    When the malfunction is not confirmed in the dtc check, troubleshooting should be carried out in all the possible circuits considered as causes of the problem. In many cases, by carrying out the basic engine check shown in the following flowchart, the location causing the problem can be found ...

    Inspection procedure
    Hint: hand–held tester only: narrowing down the trouble area is possible by performing ”a/f control” active test (heated oxygen sensor or other trouble areas can be distinguished). Perform active test using hand–held tester (a/f control). Perform active test using the hand–held ...