Polaris Sportsman 400 - Page 362

CHECK
SPEEDOMETER
NOT A SPEEDOMETER
FAULT. TEST AWD AND
SHIFT SWITCHES
D SWITCHESON (RUN)
D AWD ON
D SHIFT TO FOR WARD
CONNECT PIN E
TO PIN B WITH
JUMPER.
AWD FUNCTION?
REPLACE
SPEEDOMETER
REPLACE
SPEEDO
6PIN MEASURE
A-B 12VDC?
REPAIR
WIRING
ODOMETER
DISPLAY
KEY & STOP
SWITCHESON
TEST DRIVE
VEHICLE
ODOMETER
CHANGE?
POINTER
MOVE?
SPEEDO
OK?
REPLACE
SPEEDO
POINTER
MOVE?
REPLACE
SPEEDO
CHECK WHEEL
SPEEDSENSOR
(TEST 6)
CHECK
SENSOR
POWER
SUPPLY
AT BACK OF SPEEDO:
CHECK FOR 9-10 VDC
ONPINATOPINC. IS
VOLTAGE PRESENT?
REPLACE
SPEEDO
REPLACE
SPEEDO
CHECKFOR
MINIMUM6VDC
ON PIN B TO PIN C
TEST 2 NO SPEEDOMETER AND/OR ODOMETER DISPLAY
N
N
N
Y
Y
Y
Y
N
N
Y
YYY
N
N
N
Y
N
N
TEST 1 NO ALL WHEEL DRIVE
Note: If AWD light comes on, speedometer is O.K. Proceed to AWD
system tests (in Service Manual). Check hub coils, related wiring,
and mechanical system for fault and repair as necessary.
REMOVE6 PIN PLUG
FROM BACK OF
SPEEDOMETER HEAD
PROCEED WITH
HARNESSTEST
(PERFORM TEST 2)
MEASURE PIN E
TO PIN B. IS BATTERY
VOLTAGE PRESENT?
(12 VDC)
NOT A SPEEDOMETER
FAULT.
TEST AWD SYSTEM
Y
N
MEASURE PIN D
TO PIN B. IS BATTERY
VOLTAGE PRESENT?
(12VDC)
NOT A SPEEDOMETER
FAULT.
TEST CHARGING
SYSTEM (REGULATOR)
NOTE: If there is 12VDC
on Pin D with engine off
(notrunning) the regulator
is faulty
Y
SPEEDOMETER
FUNCTION OK?
Start Here
S
S
H
H
H
H
Start Here
ELECTRICAL
10.28
ELECTRONIC SPEEDOMETER TROUBLESHOOTING, CONT.