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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    Overhaul
    1. Remove control shift lever bush Remove the control shift lever bush from the selecting bellcrank assy. 2. Remove selecting bellcrank dust cover no.1 Remove the selecting bellcrank dust cover no.1 From the selecting bellcrank assy. 3. Remove selecting bell crank no.2 ...

    Adjustment
    1. Remove rear wheel 2. Adjust rear drum brake shoe clearance 3. Install rear wheel torque: 103 nvm (1,050 Kgf·cm, 76 ft·lbf) 4. Inspect parking brake lever travel  pull the parking brake lever to the fully applied position, and count the number of clicks. Parking brake lever tr ...

    Circuit description
    Refer to dtc p0120 Dtc no. Dtc detection condition Trouble area P0121 The following condition is met 4 times. After the vehicle speed has exceeded 19 mph (30 km/h) once, the throttle position sensor output value is out of normal range when the throttle ...