Downloaded from www.Manualslib.com manuals search engine 6G-2 CRANKING SYSTEM
General Description
Cranking Circuit
Diagnosis
Diagnosis Table
Possible symptoms due to starting system trouble would be as follows:
Starting motor does not run (or runs slowly)
Starting motor runs but fails to crank engine
Abnormal noise is heard
Proper diagnosis must be made to determine exactly where the cause of each trouble lies.....in battery, wiring
harness, (including starting motor switch), starting motor or engine.
Do not remove motor just because starting motor does not run. Check following items and narrow down scope
of possible causes.
1) Condition of trouble
2) Tightness of battery terminals (including ground cable connection on engine side) and starting motor termi-
nals
3) Discharge of battery
4) Mounting of starting motor
1. Pinion drive lever 5. Plunger 9. A/T: Transmission range switch (shift lever switch)
2. Pinion & Over-running clutch 6. Magnetic switch contacts 10. Ignition & Starter switch
3. Magnetic switch 7. Pull-in coil 11. Battery
4. Hold-in coil 8. Starting motor
Downloaded from www.Manualslib.com manuals search engine CRANKING SYSTEM 6G-5
NO-LOAD PERFORMANCE TEST
Connect battery and ammeter to starter as shown.
Check that starter rotates smoothly and steadily with pinion mov-
ing out. Check that ammeter indicates specified current.
Specified current (No-load performance test)
: 90 A MAX. at 11 V
On-Vehicle Service
Starting Motor
DISMOUNTING
1) Disconnect negative (–) battery lead at battery.
2) Disconnect magnetic switch lead wire (6) and battery cable (7) from starting motor terminals.
3) Remove starting motor mount bolts (4) and nut (5).
4) Remove starting motor (1).
REMOUNTING
Reverse the dismounting procedure.
1. Starting motor 3. Transmission case 5. Starting motor mounting nut 7. Battery cable
2. Clutch housing upper plate 4. Starting motor mounting bolt 6. Magnetic switch lead wire Tightening Torque
