Stealth V6-2972cc 3.0L SOHC (1995)
MFI Relay
2. Check for continuity between MFI relay terminals.
Terminal No.
Continuity
5 - 7
Conductive (approx. 90 ohms)
6 - 8
Conductive only one direction
3. Using jumper wires, connect terminal 7 of MFI relay to battery + terminal and terminal 5 of MFI relay to battery - terminal.
Caution: If jumper leads are not connected properly the relay will be damaged.
4. Connecting and disconnecting the jumper wire to battery - terminal, measure the voltage at terminal 1 of the control relay.
Jumper wire
Voltage
Connected
B+
Disconnected
0 volts
5. Using jumper wires, connect terminal 8 of MFI relay to battery + terminal and terminal 6 of MFI relay to battery - terminal.
6. Connecting and disconnecting the jumper wire to battery - terminal, check the continuity across terminals 2 and 4 (or 3 and 4) of the MFI relay.
Jumper wire
Continuity across
Continuity across
terminals 2 and 4
terminals 3 and 4
Connected
Conductive (0 ohms)
Conductive (0 ohms)
Disconnected
Nonconductive
Nonconductive
(infinite ohms)
(infinite ohms)
7. Replace the MFI relay if any defect is evident.