Cause | Elimination Method |
The starter does not rotate after the ignition is turned on | |
Discharged battery | Charge the battery. |
Break in wire 50 to ignition switch lock, ignition switch wire damaged | Repair breakage, replace damaged parts. |
Broken wire or ground output. Discharged battery | Check wire and battery terminal. Measure the voltage of the battery, charge it if necessary. |
Insufficient current supply due to free or oxidized compounds | Clean the poles and battery terminals. Provides the necessary connection between the battery, starter and ground. |
No voltage at pin 50 (traction relay). Break in the wire, damaged ignition switch | Repair breakage, replace damaged parts. |
The starter is too slow and does not turn the engine | |
Discharged battery | Charge the battery. |
The engine is not filled with all-weather or winter oil | Fill with multigrade oil. |
Insufficient current due to loose or oxidized wire lugs | Strip the terminals of the batteries, starter and wire lugs, tighten the connections. |
Brushes not in contact with commutator, jammed in their holders, worn, oily or dirty | Check brushes, clean or replace. Check brush holder. |
Improper clearance between brushes and commutator | Replace brushes and clean brush holder. |
Soot on the collector, risks, pollution | Regrind manifold or replace anchor. |
No voltage at pin 50 (minimum 80V) | Check the switching of the ignition switch or the traction relay. |
Knocked out bearings | Check bearings, replace if necessary. |
Traction relay damaged | Replace traction relay. |
The starter engages and starts, but the engine does not turn or turns jerkily | |
Damaged gear mechanism (drive gear mechanism) | Replace gear mechanism. |
Drive gear dirty | Clean gear. |
Damaged flywheel ring gear | Repair ring gear, replace flywheel if necessary |
Gear mechanism does not disengage | |
Gear mechanism or screw splines dirty or damaged | Clean or replace the gear mechanism. |
Traction relay damaged | Replace traction relay. |
Cracked or weakened return spring | Replace spring. |