Ignition Main Relay

The ignition main relay is located in the relay box under the instrument panel. The following steps are used to check this relay:

1. Check relay continuity.

• Connect the ohmmeter leads between terminals "1" and "3." Continuity (no resistance) should be indicated.

• Connect the ohmmeter leads between terminals "2" and "4." No continuity (infinite resistance) should be indicated.

If relay continuity is not as specified, replace the relay.

2. Check relay operation. • Apply battery voltage across terminals "l " and

• Connect the ohmmeter leads between terminals "2" and 'A." Continuity (no resistance) should be indicated.

If relay operation is not as specified, replace the relay.

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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Responses

  • Conrad
    Where is the main relay located in a 2006 toyota corolla?
    2 years ago

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