STARTING SYSTEM — Trouble-shooting
EL-18flowchartUnverifiedDense full-page flowchart with ~12 decision nodes; layout has been linearised for the JSON. Some 'No → next branch' edges in the source overlap visually and are best-effort transcribed.
Trouble-shooting
Starting-system trouble-shooting flow
1
Engine does not start.
2
Does engine turn by cranking?
Yes
Does engine turn normally?
No
3
Check fuse and fusible link.
N.G.
Replace.
O.K.
4
Check battery for charging condition and battery terminals for connections and corrosion.
N.G.
Charge or replace battery. Repair connections and corrosion of battery terminals.
O.K.
5
Check wiring of starting system.
N.G.
Repair or replace electrical units. (Ignition switch, clutch interlock switch or inhibitor switch, starter relay, connections.)
O.K.
6
Can you hear magnetic switch of starter motor operating?
No
Repair or replace magnetic switch.
Yes
7
Is meshing condition of pinion and ring gear O.K.?
No
Adjust clearance K. Check shift lever for deformation, return spring for fatigue and pinion for sliding condition. Correct meshing condition of pinion and ring gear. Replace if necessary.
Adjust clearance K. Check shift lever for deformation, return spring for fatigue and pinion for sliding condition. Correct meshing condition of pinion and ring gear. Replace if necessary.
Yes
8
Remove starter motor from engine. Does starter motor turn under no-load by connecting battery (+) terminal to M terminal of starter motor and battery (−) terminal to starter motor body?
Yes
Check magnetic switch contacts. Replace if necessary.
No
Check armature assembly, field coil and brush. Replace if necessary.
N.G. branch
9
Does pinion roller clutch turn smoothly?
Yes
Check pinion gear, armature and gear shaft for damage. Replace if necessary.
No
10
Does shaft turn?
No
11
Check reduction gear, armature and gear shaft for damage. Replace if necessary.
WARNING
If any abnormality is found, immediately disconnect battery negative terminal.