Troubleshooting

COOLING SYSTEM

EAS27320

TROUBLESHOOTING
The radiator fan motor fails to turn.
NOTE:
• Before troubleshooting, remove the following part(s):
1. Front cowling assembly
2. Fuel tank
3. T-bar

   1. Check the fuses.                         NG →
      (Main, ignition, left radiator fan mo-
      tor, and right radiator fan motor)                  Replace the fuse(s).
      Refer to “CHECKING THE FUS-
      ES” on page 8-217.

           OK ↓
   2. Check the battery.                       NG →
      Refer to “CHECKING AND                              • Clean the battery terminals.
      CHARGING THE BATTERY” on                            • Recharge or replace the battery.
      page 8-218.
           OK ↓
   3. Check the main switch.                   NG →
      Refer to “CHECKING THE                              Replace the main switch.
      SWITCHES” on page 8-211.

           OK ↓
   4. Check the radiator fan motors.           NG →
      Refer to “CHECKING THE RADIA-
                                                          Replace the radiator fan motor(s).
      TOR FAN MOTORS” on page
      8-231.

           OK ↓
   5. Check the radiator fan motor relay.      NG →
      Refer to “CHECKING THE RE-                          Replace the radiator fan motor relay.
      LAYS” on page 8-221.
           OK ↓
   6. Check the coolant temperature sen-       NG →
      sor.
      Refer to “CHECKING THE COOL-                        Replace the coolant temperature sensor.
      ANT TEMPERATURE SENSOR”
      on page 8-231.

           OK ↓
   7. Check the entire cooling system          NG →
      wiring.                                             Properly connect or repair the cooling sys-
      Refer to “CIRCUIT DIAGRAM” on                       tem wiring.
      page 8-53.

           OK ↓
   Replace the ECU.

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       COOLING SYSTEM

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