33

S

Check the condition of the battery.
Refer to “CHECKING THE BATTERY” in
chapter 3. (Manual No.: 5EA3-AE1)

EAS00738

1. Main, and ignition fuses

S

Check the main and ignition fuses for conti-
nuity.
Refer to “CHECKING THE FUSES” in chap-
ter 3. (Manual No.: 5EA3-AE1)

S

Are the main and ignition fuses OK?

NO

YES

Replace the fuse(-s).

EAS00739

2. Battery

Open-circuit voltage

12.8 V or more at 20

_

C

S

Is the battery OK?

NO

YES

S

Clean the battery
terminals.

S

Recharge or re-
place the battery.

EAS00749

3. Main switch

S

Check the main switch for continuity.
Refer to “CHECKING THE SWITCHES” in
chapter 8. (Manual No.: 5EA3-AE1)

S

Is the main switch OK?

YES

NO

Replace the main
switch.

EAS00751

4. Neutral switch

S

Check the neutral switch for continuity.
Refer to “CHECKING THE SWITCHES” in
chapter 8. (Manual No.: 5EA3-AE1)

S

Is the neutral switch OK?

YES

NO

Replace the neutral
switch.

EAS00822

YES

NO

5. Carburetor heater relay

S

Disconnect the carburetor heater relay cou-
pler from the wire harness.

S

Connect the pocket tester (

Ω

 1) to the car-

buretor heater relay coupler as shown.

Tester positive probe 

!

 red / white 

Tester negative probe 

!

 black

Replace the carbure-
tor heater relay.

S

Check the carburetor heater relay for no
continuity.

S

Is the carburetor heater relay OK?

1

2

CARBURETOR HEATING SYSTEM

ELEC

NOTE:

EAS00821

TROUBLESHOOTING

The carburetor heating system fails to op-
erate.

Check:
1. Main and ignition fuses
2. Battery
3. Main switch
4. Neutral switch
5. Carburetor heater relay
6. Thermo switch
7. Carburetor heater
8. Wiring connections

(of the entire carburetor heating system)

Before troubleshooting, remove the following
part(-s):
1) Rider and passenger seats
Troubleshoot with the following special tool(-s).

Pocket tester

90890-03112