Toyota Corolla (E120): Ignition

Ignition system

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Malfunction in tachometer
Wiring diagram Inspection procedure Check output value of ecm.  Connect the hand–held tester to dlc3. Turn the ignition switch to on and push the hand–held tester main switch on.  Select the data list mode on the hand–held tester. 2 Inspect combinatio ...

Monitor description
While the engine is being cranked, the battery positive voltage is applied to terminal sta of the ecm. If the ecm detects the starter control signal (sta) while the vehicle is driving, it will conclude that there is a fault in the starter control circuit. The ecm will turn on the mil and a d ...

Inspection procedure
1 Input signal check See the input signal check on page 05–745.  check the indicator light when the clutch pedal is depressed. Ok: the indicator light goes off when the clutch pedal is depressed. 2 Inspect terminal voltage(d) Turn the ignition switch to on. &n ...