Diamante Wagon V6-2972cc 3.0L SOHC (1993)
Main Relay (Computer/Fuel System): Testing and Inspection
Multiport Fuel Injection Relay
Engine Control Module Connector--For Pin Applications See Components
Failure of the Multiport Fuel Injection Control (MFI) relay could interrupt power supply to the fuel pump, injectors and ECM, resulting in start
failure.
CAUTION: Use caution when connecting jumper wires to the relay. If the polarity is incorrectly connected, the relay will be damaged.
Fig. 1 Relay Test
COMPONENT TEST
1.
Supply 12 VDC to relay terminals 8 (-) and 10 (+). Using a voltmeter, check for voltage between terminals 4 (+) and 8 (-) and between terminals 5
(+) and 8 (-). Refer to Fig. 1.