Buell Blast 2014 Service Manual page 401

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Speedometer Test: Chart 2B
INOPERATIVE, INACCURATE OR ERRATIC SPEEDOMETER
Continued from
Check for 6-12 VDC on R wire in speedometer
sensor connector [65B]. Voltage present?
Check for continuity to ground
on BK wire in connector [65B].
Continuity present?
Check for voltage on W wire
7
in connector [65B]. While
connected, meter should read
6-12 VDC when gear tooth
absent and 0-1 VDC when gear
tooth present. Does it?
Check speedometer power
(O/W wire) and ground terminal
(BK wire) voltage at back
of speedometer. Test voltage
while shaking harness.
Does voltage fluctuate?
Speedometer Test: Chart 2A.
YES
YES
d05, d06
Check for open
wires. Wires OK?
speedometer.
YES
d08
YES
Check for spark plug wire terminal properly
Repair as seated onto spark plug and secondary coil
necessary. terminal. Check for wear points on spark
6008
Figure 7-90. Speedometer Test Chart 2B
d01, d02
NO
Check for open/
grounded wires.
Wires OK?
NO YES
Replace
speedometer.
YES NO
Replace Repair
wires.
6022
NO
6-12 VDC is
not present.
Replace
speedometer.
6013
NO
plug wire where insulation may be
damaged. Does damage exist?
YES
Repair as
8
necessary.
6016
YES
System OK.
6029
NO
Repair
wires.
6022 6013
6013
NO
6-12 VDC is present,
but no fluctuation
8
to 0-1 VDC.
Replace
speedometer sensor.
6010
NO
Check speedometer speed
sensor. Clean or replace sen-
sor as required. Retest.
Problem solved?
NO
Replace speedometer.
6024
2004 Buell P3: Electrical 7-67