Initial Inspection and Diagnostic Overview

Cranking System Test

CAUTION: Each test must be performed within 3 - 5 seconds to avoid coil from burning.

Pull-in Test




Connect battery to the magnetic switch as shown.

Check that plunger and pinion move outward.

If plunger and pinion don't move, replace the magnetic switch.

NOTE: Before testing, disconnect lead wire from terminal M (2).

Hold-in Test




While connected as the figure with plunger out, disconnect negative lead from terminal "M".

Check that plunger and pinion remain out.

If plunger and pinion return inward, replace the magnetic switch.

Plunger and Pinion Return Test




Disconnect negative lead from starting motor body.

Check that plunger and pinion return inward.

If plunger and pinion don't return, replace the magnetic switch.

No-load Performance Test




Connect battery and ammeter to starter as shown.

Check that starter rotates smoothly and steadily with pinion moving out.

Check that ammeter indicates specified current.

Specified current (No-load performance test)
90 A MAX. at 11 V