Buell Blast 2014, Service Manual

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5-6 2004 Buell P3: Electric Starter
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Figure 5-3. Starting System Diagnosis, Part 2
STARTER SPINS, BUT DOES NOT ENGAGE
Perform Voltage Drop Tests from
battery (Pos. +) to starter
“Motor” terminal.
Crank engine.
Is voltage greater than 1 volt?
Test starter motor
for Opens, Shorts
or Grounds.
Replace or repair
starter motor.
Starter clutch
failure. Replace
starter clutch.
Replace
damaged gear
and armature.
RUN-ON
Inspect engine or
primary drive.
Perform starter motor
Free Draw Bench Test.
Are test results in range?
Perform starter motor
current draw test
(on vehicle).
STARTER STALLS OR SPINS TOO SLOWLY
Disconnect solenoid “Relay”
terminal from solenoid.
Is 12V present at GN wire ter-
minal with starter button
NOT pressed?
Is 12V present on starter
relay terminal 86 with
starter button NOT
pressed?
Replace right
handlebar
switch gear.
Replace
starter relay.
Replace
Solenoid.
YES NO
NO
YES
NO
NO
YES
Perform Voltage Drop Test
between battery (Neg. -) and
starter studs or bolts.
Is voltage greater than 1 volt?
Clean ground
connections.
NO
YES
Perform Voltage Drop Tests from
battery (Pos. +) to starter
“Batter y” terminal.
Crank engine.
Is voltage greater than 1 volt?
YES NO
Repair connection
between battery and
starter.
Repair or
replace
solenoid
(contacts).
YES
3
4
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Remove starter. Disassemble
drive housing assembly. Inspect
for damage to armature gear or
idler gear.
Damage present?
YES
NO
5845
5818
5832
5825
5837
5824
5845
5835
5817
NOTES
1. Remove starter motor and connect jumper wires as described in FREE
RUNNING CURRENT DRAW TEST under 5.7 STARTER .
2. See VOLTAGE DROPS .
3. See STARTER CURRENT DRAW TEST under 5.6 STARTER SYSTEM
TESTING .
4. See FREE RUNNING CURRENT DRAW TEST .
5. See diagnostics in 7.11 STARTER/IGNITION INTERLOCK .
2