Detailed Flow
If any malfunction is found, immediately disconnect the battery cable from the negative terminal.
- CHECK ENGINE START
Crank engine and check that engine starts.
Does engine start?
YES
GO TO STEP 2 .
NO
GO TO STEP 3 .
- CHECK RETURN OF PINION GEAR
Check that pinion gear returns to original position after engine starts.
Does pinion gear return?
YES
Starter motor is OK. INSPECTION END
NO
GO TO STEP 9 .
- CHECK ENGINE SPEED WITH CRANKING
Check that engine turns while cranking.
Does engine turn by cranking?
YES
GO TO STEP 4 .
NO
GO TO STEP 5.
- CHECK STARTER MOTOR TURNING WITH CRANKING
Check that starter motor runs smoothly without abnormal noise at cranking.
Does starter motor turn normally?
YES
Check ignition/fuel system.
NO
Check engine mechanical and power train system.
- CHECK STARTER MOTOR SPEED WITH CRANKING
Check that starter motor turns while cranking.
Does starter motor turn at cranking?
YES
GO TO STEP 6 .
NO
GO TO STEP 7 .
- CHECK PINION GEAR AND RING GEAR ENGAGEMENT
Check condition of pinion and ring gear engagement.
Is inspection result normal?
YES
Check engine mechanical and power train system.
NO
Check pinion protrusion length. Refer to INSPECTION .
- CHECK POWER SUPPLY CIRCUIT
Check the following conditions:
- Fuse and fusible link
- Charge condition, corrosion and connection condition of the battery. Refer to HOW TO HANDLE BATTERY .
Are these inspection results normal?
YES
GO TO STEP 8 .
NO
Repair as needed.
- CHECK STARTING SYSTEM WIRING
Check the following:
- "B" terminal circuit. Refer to DIAGNOSIS PROCEDURE .
- "S" terminal circuit. Refer to DIAGNOSIS PROCEDURE .
Are these inspection results normal?
YES
GO TO STEP 9 .
NO
Repair as needed.
- CHECK MAGNETIC SWITCH OPERATION
Check magnetic switch operation. Refer to INSPECTION .
Does magnetic switch operate normal?
YES
GO TO STEP 10 .
NO
Replace magnetic switch or starter motor.
- CHECK PINION TURNING
1. Remove starter motor.
2. Check that pinion turns smoothly by hand.
Does pinion turn normally?
YES
Perform no-load test of starter motor. Refer to INSPECTION .
NO
Check pinion clutch. Refer to INSPECTION .