Polaris Sportsman 400 Service Manual page 364

ELECTRICAL
ELECTRONIC SPEEDOMETER TROUBLESHOOTING, CONT.
TEST 5 REVERSE SPEED LIMITER ACTIVATED IN FORWARD GEAR(S)
(Engine loses spark when vehicle speed is above 7-9 mph.)
Start Here
SPEEDOMETER
FUNCTION OK?
Y
SHIFT TO FORWARD
GEAR. IS REVERSE IN-
DICATOR LAMP LIT?
Y
TEST OVERRIDE SWITCH
TEST TRANSMISSION SWITCH
CHECK RELATED WIRING
TEST 6 WHEEL SPEED SENSOR
Tools Required:
SL.E.D. Test Light tool P/N 2871745
SAdaptor Harness P/N 2460761 or equivalent jumper wires.
To test wheel speed sensor:
1. Disconnect 3 Pin connector from speedometer.
2. Connect wires from test light to sensor 3 Pin
connector as shown at right, using adaptor
harness P/N 2460761 or jumper leads.
3. Elevate front right side of vehicle until tire is off
the ground.
4. Slowly turn right front wheel while observing the
test light.
5. If light flashes, sensor is O.K. Be sure connections
are good and 9 volt battery is in good condition.
10.30
- projex@inbox.lv -
CHECK
SPEEDOMETER
N
(PERFORM TEST 2)
REMOVE 6 PIN PLUG
N
FROM BACK OF
SPEEDOMETER HEAD
REPLACE
SPEEDOMETER
CHECK FUEL
SYSTEM
Y
(IN FORWARD)
MEASURE PIN F TO PIN B
N
PROBLEM
IN HARNESS. IS BATTERY
REMAINS?
VOLTAGE PRESENT?
CHECK IGNITION
SYSTEM, WIRING.
Brn
680Ω
--
+
LED
9V
Blk
Tool P/N 2871745
N
(12VDC)
Y
To Sensor Red
Wht
To Sensor
White
To Sensor
Black