Dakota 4WD V6-239 3.9L VIN X FI (1989)
Fuel Pressure Release: Service and Repair
Injector Harness Connector
1.
Loosen fuel tank filler cap to relieve fuel tank pressure.
2.
Disconnect injector wiring harness at connector and connect a jumper wire from terminal #1 of the injector harness to ground.
3.
Connect a second jumper wire to terminal #2, and touch the battery positive post for no more than 5 seconds. System pressure is now released.
