No All Wheel Drive; No Speedometer And/Or Odometer Display - Polaris Trail Blazer Service Manual

ELECTRICAL
Speedometer System, Electronic
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.
Start Here
SPEEDOMETER
FUNCTION OK?
Y
REMOVE 6 PIN PLUG
FROM BACK OF
SPEEDOMETER HEAD
PROCEED WITH
HARNESS TEST
D SWITCHES ON (RUN)
D AWD ON
D SHIFT TO FORWARD
TEST 2 NO SPEEDOMETER AND/OR ODOMETER DISPLAY
Start Here
KEY & STOP
SWITCHES ON
REPLACE
SPEEDO
Y
H
6PIN MEASURE
A-B 12VDC?
N
ODOMETER
DISPLAY
Polaris Sales Inc.
CHECK
SPEEDOMETER
N
(PERFORM TEST 2)
NOT A SPEEDOMETER
FAULT. TEST AWD AND
SHIFT SWITCHES
N
H
MEASURE PIN E
TO PIN B. IS BATTERY
VOLTAGE PRESENT?
(12 VDC)
REPLACE
SPEEDO
Y
POINTER
MOVE?
N
REPAIR
WIRING
N
Y
TEST DRIVE ODOMETER
VEHICLE CHANGE?
REPLACE
SPEEDOMETER
N
H
MEASURE PIN D
TO PIN B. IS BATTERY
VOLTAGE PRESENT?
(12VDC)
Y
H
CONNECT PIN E
Y TO PIN B WITH
JUMPER.
AWD FUNCTION?
CHECK
N
CHECK WHEEL
SENSOR
SPEED SENSOR
POWER
(TEST 6)
SUPPLY
REPLACE
SPEEDO
N
Y Y
POINTER SPEEDO
MOVE? OK?
10.47
NOT A SPEEDOMETER
Y
FAULT.
TEST CHARGING
SYSTEM (REGULATOR)
NOTE: If there is 12VDC
on Pin D with engine off
(not running) the regulator
is faulty
NOT A SPEEDOMETER
N
FAULT.
TEST AWD SYSTEM
S
CHECK FOR
Y
N
MINIMUM 6VDC
ON PIN B TO PIN C
Y
S
AT BACK OF SPEEDO:
CHECK FOR 9-10 VDC
ON PIN A TO PIN C. IS
VOLTAGE PRESENT?
N
REPLACE
SPEEDO
REPLACE
SPEEDO
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