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

Dtc p0505 idle air control system

Dtc p0511 idle air control circuit

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Inspection procedure
1 Check side squib(lh) circuit(airbag sensor assy center – front seat airbag assy lh) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag sensor assy center and the front seat airbag assy ...

Wiring diagram
1 Inspect terminal voltage(pi) (a) turn Turn the ignition switch to on.  measure voltage between terminal 5 (pi) of cruise control ecu assy and body ground, when the cruise control main switch button is on and off. Ok: 2 Inspect combination meter assy 3 Check harn ...

Inspection procedure
Hint Advanced timing over (valve timing is out of specified range) P0011 Retarded timing over (valve timing is out of specified range) P0012 If dtc p0011 or p0012 is displayed, check the vvt system circuit. Read freeze frame data using the hand–held tester o ...