PB 150 V8-318 5.2L VIN T 2-BBL (1983)
Starter Motor: Testing and Inspection
Bosch, Mitsubishi & Nippondenso Starters
Fig. 1 Starter motor diagnosis
Amperage Draw Test
Run engine until it reaches operating temperature, then turn engine off.
Connect a suitable battery-starter tester according to manufacturer's instructions.
Turn battery-starter tester control knob to "OFF" position.
Turn voltmeter selector knob to "16 VOLT" position.