Toyota Corolla (E120): Diagnostics

Preparation

Sst

09816–30010 09816–30010 Oil pressure switch socket Sfi system
09843–18040 09843–18040 Diagnosis check wire no.2 Sfi system supplemental restraint system

Recomended tools

09082–00040 09082–00040 Toyota electrical tester Sfi system supplemental restraint system electronic controlled automatic transaxle [ect] combination meter wireless door lock control system
(09083–00150) (09083–00150) Test lead set Sfi system abs with ebd system supplemental restraint system electronic controlled automatic transaxle [ect] audio system cruise control system combination meter wireless door lock control system power door lock control system
(09083–00150) (09083–00150) Test lead set Sfi system abs with ebd system supplemental restraint system electronic controlled automatic transaxle [ect] audio system cruise control system combination meter wireless door lock control system power door lock control system

Engine control system

Preparation

Equipment

Ohmmeter  
Radiator cup tester  
Torque wrench  
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    Problem symptoms table
    If a normal code is displayed during the dtc check but the problem still occurs, check the circuits for each problem symptom in the order given in the table below and proceed to the relevant troubleshooting page. Notice: when replacing skid control ecu, sensor or etc., Turn the ignition swi ...

    Diagnostic trouble code chart
    Notice: when removing the part, turn the ignition switch to off. Hint: using sst 09843–18040, it connect the terminal tc and cg of dlc3. If any abnormality is not found when inspecting parts, inspect the ecu and ground points for poor contact. If a malfunction code is displayed during ...

    Audio system types
    ► Without Multimedia system ► With Multimedia system ► With navigation system Owners of models equipped with a navigation system should refer to the “Navigation System Owner's Manual”. ■Using cellular phones Interference may be heard through the audio system ...