Toyota Corolla (E120): Fuel pump control circuit

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Inspection
1. Headlamp dimmer switch assy Inspect light control switch continuity.  Measure the resistance according to the value(s) in the table below. Standard: Inspect headlight dimmer switch continuity.  Measure the resistance according to the value(s) in the tabl ...

Terminals of ecu
1. Inspect integration relay Disconnect the connector from the integration relay. check the continuity between each terminal of the disconnected connector and the body ground, as shown in the illustration and table. Standard: If the result is not as specified, the vehicle’s ...

Sound quality is bad only when playing tape
Inspection procedure 1 Replace cassette tape with another and recheck Replace the cassette tape with another and recheck.  Replace the faulty cassette tape with the normal one to see if the same trouble occurs again. Standard: malfunction disappear. 2 Check for any foreig ...