With Voltmeter

Inspection Procedure (Using Voltmeter)
1. Connect the voltmeter to the self diagnosis terminal.
2. Turn the ignition switch, and the engine control unit memory contents will immediately start. After recording the abnormal item, check and repair each part according to the check items in "Diagnosis Chart".
3. When the detective parts have been repaired, disconnect the negative terminal of the battery cable for 15 seconds or more and connect it again to make sure that the trouble code has been erased.