Relay Inspection
1. Remove the MFI relay.
2. Check for continuity between MFI relay terminals.
Terminal No. Continuity
2 - 4 Conductive (approx. 70 ohms)
3. Using jumper wires, connect terminal 4 of MFI relay to battery + terminal and terminal 2 of MFI relay to battery - terminal.
4. Check the continuity between relay terminals 1 - 3 while connecting and disconnecting the jumper lead at the battery - terminal.
Jumper lead Continuity across terminals 1 and 3
Connected Conductive (0 ohms)
Disconnected Nonconductive
5. Replace the MFI relay if any defect is evident.