FUEL INJECTION (FUEL SYSTEMS)(H4DO) > Main Relay
INSPECTION
1. Check that the main relay has no deformation, cracks or other damages.
2. Measure the resistance between main relay terminals.

Terminal No. | Standard |
1 and 2 | 1 M? or more |
3 and 4 | 130.4 — 230.8 ? (when 20°C (68°F)) |
3. Connect battery positive terminal to terminal No. 3 and battery ground terminal to terminal No. 4, and measure the resistance between the main relay terminals.

Terminal No. | Standard |
1 and 2 | Less than 1 ? |
Main relay
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