Diesel Data: Automotive Repair

Starter Relay: Testing and Inspection

INSPECTION




1. REMOVE STARTER RELAY

2. INSPECT STARTER RELAY CONTINUITY
a. Using an ohmmeter, check that there is continuity between terminals 1 and 2.
If there is no continuity, replace the relay.

b. Check that there is no continuity between terminals 3 and 5.




If there is continuity, replace the relay.

3. INSPECT STARTER RELAY OPERATION
a. Apply battery positive voltage across terminals 1 and 2.

b. Using an ohmmeter, check that there is continuity between terminals 3 and 5.
If there is continuity, replace the relay.

4. REINSTALL STARTER RELAY