Honda 2005 FOURTRAX FOREMAN TRX500 TM Service Manual page 429

SELECTABLE 4WD SYSTEM (FM/FE models)
PROBLEM CODE 2: FRONT VEHICLE
SPEED SENSOR (VSS)
NOTE:
• Before troubleshooting, check that the tire pres-
sure and tire size are correct.
1. Front VSS Connector Inspection
Remove the left inner fender (page 3-8).
Turn the ignition switch to OFF.
Disconnect the front VSS 3P black connector.
Check the connector for loose contacts or cor-
roded terminals.
Is the connector in good condition?
NO - Loose or poorly connected front VSS 3P
connector.
YES - GO TO STEP 2.
2. Front VSS Input Line Inspection
Turn the ignition switch to ON.
Measure the voltage between the wire harness
side front VSS 3P black connector terminal and
ground.
Connection: Black/orange (+) - Ground (-)
Is the voltage more than 10 V?
NO - Open or short circuit in the Black/
orange wire.
YES - GO TO STEP 3.
3. Front VSS Ground Line Inspection
Measure the voltage between the wire harness
side front VSS 3P black connector terminals.
Connection: Black/orange (+) - Green/blue (-)
Is the voltage more than 10 V?
NO - Open circuit in the Green/blue wire.
YES - GO TO STEP 4.
( + > r~
(y,
H|
FRONT VSS CONNECTOR
(Viewed from the terminal
f
Black/orange
side)
FRONT VSS CONNECTOR
(Viewed from the terminal side)
Black/orange
Green/blue
23-5