Toyota Corolla Repair Manual: Ignition switch circuit

Ecu power source circuit

Circuit description This circuit provides power to operate the tvip ecu. Wiring diagram Inspection procedure 1 Check fuse (ecu–b) Remove the fuse from the instrument panel j/b.  c ...

Circuit description

If the ignition switch is turned to the on position, battery positive voltage is applied to the switches, such as terminal ig of the ecu. Wiring diagram ...

Other materials:

Starting system
Inspection 1. Inspect starter assy Notice: these tests must be performed within 3 to 5 seconds to prevent burnout of the coil.  perform the pull–in test.  Remove the nut, then disconnect the lead wire from terminal c. Connect the battery to the starter repair ...

Inside vehicle
General maintenance Performing these maintenance checks on the vehicle in the owner’s responsibility. The owner may perform the maintenance or take the vehicle to a service center. Check the parts of the vehicle described below on a daily basis. In most cases, special tool are not required ...

Circuit description
The intake air temperature (iat) sensor, mounted on the mass air flow (maf) sensor, monitors the intake air temperature. The iat sensor has a thermistor that varies its resistance depending on the temperature of the intake air. When the air temperature is low, the resistance in the thermisto ...