Toyota Corolla (E120): Circuit description

Wiring diagram

Wiring diagram

Inspection procedure

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    Using the radio (Multimedia system)
    Radio operation Select “AM” or “FM” on the audio source selection screen to begin listening to the radio. Audio control screen Pressing the “AUDIO” button displays the audio control screen from any screens of the selected source. 1 Audio source selection screen appears 2 Preset ...

    Inspection procedure
    Hint: if different dtcs related to different systems that have terminal e2 as the ground terminal are output simultaneously, terminal e2 may be open. Read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malf ...

    Precaution
    1. Check that the battery cables are connected to the correct terminals. 2. Disconnect the battery cables when the battery is given a quick charge. 3. Do not perform tests with a high voltage insulation resistance tester. 4. Never disconnect the battery while the engine is running. 5. Check that ...