Main Relay (Computer/Fuel System): Testing and Inspection

CIRCUIT DIAGRAM







HARNESS INSPECTION PROCEDURES


RELAY INSPECTION

1. Check for continuity of relay coil windings between terminal 4 (+) and 2 (-).







2. Check continuity of relay contacts between terminals 5 and 1.







3. Check continuity of relay contacts between terminals 5 and 3.
4. If faulty, replace the MFI control relay.


Tightening torque: MFI control relay 7-11 Nm (5.2-8.1 lb.ft.)