Toyota Corolla (E120): Ecm power source circuit

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Replacement
1. Remove engine under cover rh 2. Drain coolant 3. Remove fan and generator v belt 4. Remove generator assy Disconnect the wire clamp from the wire clip on the rectifire end frame.  remove the rubber cap and nut, and disconnect the alternator wire.  disconnect the ...

Adjustment
1. Headlight aim only  place the vehicle in the following conditions. The area around the headlight is not deformed. The vehicle is parked on a level surface. Tire inflation pressure is in the specified value . A driver is in the driver’s seat and the vehicle is in a state rea ...

Circuit description
The ignition switch provides circuit power and the ecm provides the circuit ground that illuminates the mil. Mil operation is checked visually: it should be illuminated when the ignition is first turned on. If the mil is off all of the time or on all of the time, use the procedure below to ...