Toyota Corolla (E120): Idle air control System/ Circuit

Dtc p0505 idle air control system

Dtc p0511 idle air control circuit

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Tire rotation
Rotate the tires in the order shown. Front To equalize tire wear and extend tire life, Toyota recommends that tire rotation is carried out at the same interval as tire inspection. Vehicles with a tire pressure warning system: Do not fail to initialize the tire pressure warning system after tire ...

Inspection procedure
1 Check un–lock warning switch assy Disconnect the key unlock warning switch connector.  check the continuity between the terminals of the key unlock warning switch connector, as shown in the illustration and table. Standard: 2 Check wire harness (tvip ecu unlock warni ...

Inspection procedure
1 Inspect shift solenoid valve(s2) Remove the shift solenoid valve s2.  measure the resistance according to the value(s) in the table below. Standard: Connect the positive (+) battery lead to the solenoid connector terminal, and the negative (–) battery lead to the so ...