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REPLACE
SPEEDO
16PIN MEA-
SURE 12VDC
ON PINS 1
&8 AND 2 & 8
REPAIR
WIRING
ODOMETER
DISPLAY
KEY&STOP
SWITCHES ON
TEST
DRIVE
VEHICLE
ODOMETER
CHANGE?
POINTER
MOVE?
SPEEDO
OK
REPLACE
SPEEDO
POINTER
MOVE?
REPLACE
SPEEDO
CHECK
WHEEL
SPEED
SENSOR
(SEE
TEST 6)
CHECK
SENSOR
POWER
SUPPLY
PIN A
AT BACK OF SPEEDO:
CHECK FOR 10--12
VDCONPINATOPIN
C ON THE 3 PIN CON-
NECTOR?
REPLACE
SPEEDO
REPLACE
SPEEDO
CHECK FOR
MINIMUM 6VDC
ON PIN B TO
PIN C
TEST 2 -- NO SPEEDOMETER AND/OR ODOMETER DISPLAY
Y
Y
N
N
Y
Y
Y
Y
N
N
N
Y
N
N
START HERE
S
S
S
MEASURE
BACK OF
SPEEDO
Y
A: D.C. Power
B: Signal
C: Ground
3 Pin Connector
1. Orange/White-- 12V Constant
2. Red/White-- 12V Switched
3. Grey/Orange-- Mode/Override button
4. Black-- Ignition Kill
5. Green
6. Blue
7. Yellow/Red-- RPM Input
8. Brown-- Ground
9. Blue / White-- Engine Overheat Switch
10. N/C
11. N/C
12. Purple / White-- Reverse Gear
13. Green/White-- Neutral
14. White
15. N/C
16. Brown/White-- AWD Control
16 Pin Connector
TEST 3 -- NO REVERSE SPEED LIMIT
IS THE SPEEDO
READ OUT
CHECK
SPEEDOMETER
(PERFORM TEST 2)
N
OK?
Y
REMOVE 16 PIN PLUG
FROM BACK OF
SPEEDOMETER HEAD
SHIFT INTO REVERSE:
IS REVERSE INDICA-
TOR ON?
Y
(VEHICLE EXCEEDS 7--9 MPH IN REVERSE)
TEST TRANSMISSION
(SHIFT) SWITCH AND
WIRING
N
REPLACE
SPEEDO
JUMPER TO PIN 4
(BLACK) TO PIN 8
(BROWN). DOES
ENGINE STOP?
INSPECT WIRING
AND CDI
N
Y
H
Measure Harness Side
H
NOTE: Mode/Override button provides a grounding
(sinking) input to the instrument cluster.
TURN KEY SWITCH OFF
RESTART ATV
START HERE
Note: Before starting diagnosis, turn off speedometer and wait 10 seconds,
then turn on again to see if problem clears
ELECTRICAL
10.11
SPEEDOMETER TROUBLESHOOTING