Toyota Corolla (E120): 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

Inspection procedure

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    Overhaul
    1. Remove w/head taper screw plug no.2 Using a socket hexagon wench 10, remove the taper screw plug and gasket. 2. Remove valve lifter Remove the valve lifters from the cylinder head. 3. Remove valve Place the cylinder head on wooden blocks.  using sst, compres ...

    Vehicle information
    This screen can be used to display the fuel consumption. “Trip Information” or “Past Record” screen Press “CAR” to display the “Trip Information” or “Past Record” screen. Fuel consumption ■ Trip information If the “Trip Information” screen does not appear, select â ...

    Circuit description
    Refer to dtc p0010 Dtc no. Dtc detection condition Trouble area P0011 Condition (a) or (b) continues after engine is warmed up and engine speed at 550 to 4,000 rpm (problem of the advanced ocv):  valve timing does not change from current valve tim ...