Toyota Corolla (E120): Circuit description

When the tvip system operates, the tvip ecu controls the starter cut relay so that the relay should not be turned on and consequently the starter can not crank the engine.

Wiring diagram

Inspection procedure

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    How to use this manual
    General information 1. General description This manual is made in accordance with sae j2008.  generally, repair operations can be separated in the following 3 main processes:  Diagnosis  Removing/installing, replacing, disassembling/reassembling, checking and adju ...

    Inspection procedure
    Hint: if dtcs besides misfire are memorized simultaneously, first perform the troubleshooting for them. Read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it ...

    Inspection procedure
    Hint: if dtcs p0115, p0116, p0117, p0118 and p0125 are output simultaneously, the engine coolant temperature sensor circuit may be open or short. Perform the troubleshooting of dtc p0115, p0117 or p0118 first. Read freeze frame data using the hand-held tester or the obd ii scan to ...