Toyota Corolla (E120): Circuit description

Hint:

Hint

: there is a case that hand–held tester cannot be used when ecu is abnormal.

Wiring diagram

Inspection procedure

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    Message Settings
    1 Display the “Phone/Message Settings” screen. 2 Select “Messaging Settings”. 3 Select the desired item to be set. 1 Set automatic message transfer on/off. 2 Set automatic message readout on/off. 3 Set the SMS/MMS notification popup on/off. 4 Set the e-mail notification popup on/off. 5 ...

    Fuel pump shut off system
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    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 ...