Originally Posted by OldColt
9V in the harness seems low.


OK, I cleaned the ground cable connections, even the one that bolts to the frame about midway to the battery.

Retested and got 9.5 volts from + pins to injector ground at harness. Then I grounded direct to the engine and got 11.5 volts. Looks like I may need to clean the computer ground.


92 Montero LS 3.0L V6 Auto, Stock, Original owner, 185,800K miles