Starter Relay Test: 2003-04
WARNING: This page is about a different car, the 2004 Lexus LX 470, 2003 Lexus LX 470, and 2002 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
- Remove starter relay. See COMPONENT LOCATIONS .
- Check for continuity between starter relay terminals No. 1 and 2. See Fig 1. Continuity should exist. If continuity does not exist, replace relay.
- Check for continuity between starter relay terminals No. 3 and 5. Continuity should not exist. If continuity exists, replace relay.
- Apply battery voltage across starter relay terminals No. 1 and 2. Check for continuity between starter relay terminals No. 3 and 5. Continuity should exist. If continuity does not exist, replace relay.