Electric Starter Troubleshooting - Honda TRX500FM Service Manual

ELECTRIC STARTER
TROUBLESHOOTING
6-4
NOTE·
The starter motor can be operated when the transmission is in neutral or when the transmission is in gear
and the front brake lever is squeezed.
Make sure the engine stop switch is turned · 0· before starting the engine. The starter motor does not
operate with the engine stop switch turned
•.
Starter motor does not turn
1. Fuse Inspection
Check for blown FM/FPM: main fuse (30A). FElFPE : main fuse 1 (30A) or IGN fuse (10 A).
Is
the fuse blown ?
YES - Replace the fuse.
NO - GO TO STEP 2.
2. Battery Inspection
Check that the battery is fully charged and in good condition.
Is the battery In good condition ?
YES - GO TO STEP 3.
NO - Charge or replace the battery (page 21-8).
3. Starter Relay Switch Operation Inspection
Check the operation of the starter relay switch (page 6-8).
Does the starter relay switch click?
YES - GO TO STEP 4.
NO - GO TO STEP 5.
4. Starter Motor Inspection
Turn the ignition switch OFF.
Apply battery voltage to the slarter motor directly. (Do not use a thin wire because a large amount of current
flows)
Does the starter motor turn ?
YES _. loose or poorly connected battery cable or starter motor cable .
• Faulty starler relay switch (page 6-9).
NO - Faulty starter motor (page 6-6).
5. Relay Coil Ground line Inspection
Turn the ignition switch OFF.
Check the ground line of the starter relay switch (page 6-9).
Is
the ground line normal ?
YES - GO TO STEP 6.
NO Faulty gear position switch (page 22-14).
Faulty diode (page 6-10).
Faulty front brake inhibitor switch (page 22-12).
loose or poor contact of the related connector.
Open circuit in the wire harness.
6. Relay Coil Power Input line Inspection
Check the power input line of the staner relay switch (page 6-9).
Is th e power input line normal?
YES - GO TO STEP 7.
NO Faulty ignition switch (page 22-11).
Faulty engine stop switch (page 22-11).
Faulty starter switch (page 22·11).
Faulty rectifier (Canada type) (page 5-10).
loose or poor contact of the related connector.
Open circuil in the wire harness.