Toyota Corolla (E120) 2002–2008 Repair Manual / Introduction / How to troubleshoot ecu controlled systems

Toyota Corolla (E120): How to troubleshoot ecu controlled systems

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Description
1. Radio wave band The radio wave bands used in radio broadcasting are as follows: Lf: low frequency mf: medium frequency hf: high frequency vhf: very high frequency 2. Service area There are great differences in the size of the service area for am and fm broadcasting. Sometimes ...

On–vehicle inspection
1. Inspect pressure switch no.1. Magnetic clutch control: inspect pressure switch operation.  Set on the manifold gauge set.  Connect the positive (+) lead from the ohmmeter to terminal 4 and the negative (–) lead to terminal 1.  Check continuity between termin ...

Engine (ignition) switch (vehicles without a smart key system)
Starting the engine 1. Check that the parking brake is set. 2. Check that the shift lever is in P. 3. Firmly depress the brake pedal. 4. Turn the engine switch to START to start the engine. ■If the engine does not start The engine immobilizer system may not have been deactivated. Contact your Toy ...