Grand Wagoneer V8-360 5.9L VIN 7 2-bbl (1989)
Starter Drive/Bendix: Testing and Inspection
Magnetic Switch Pull In Test
Fig. 1 Magnetic switch terminal identification
This test must be performed in less than 10 seconds to prevent coil from burning.
1.
Disconnect field coil wire from M terminal of magnetic switch.
2.
Connect a 12 volt battery between S terminal and M terminal.
3.
If pinion moves out, pull-in coil is satisfactory. If pinion does not move, replace magnetic switch.