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RUN-ON
Disconnect Solenoid
"Relay" Terminal from
Solenoid. Is 12V Present
at GN Wire Terminal with
Starter Button NOT
Pressed?
YES
Is 12V Present on
Starter Relay Terminal
86 with Starter Button
NOT Pressed?
YES
Replace Starter
Button.
2
2
Remove starter motor and connect jumper wires as
1
described in Free Running Current Draw Test.
See Troubleshooting/Diagnostics- Voltage drops.
2
See Starter Current Draw Test.
3
See Free Running Current Draw Test.
4
See Starter Interlock Circuit Test
5
28
STARTER SPINS, BUT
DOES NOT ENGAGE
Remove Starter.
Disassemble Drive
Housing Assembly.
Inspect for Damage
to Armature Gear or
NO
Idler Gear. Damage
Replace
Solenoid.
NO
Replace Starter
Relay.
Damaged Gear
STARTER STALLS OR
SPINS TOO SLOWLY
Perform Voltage Drop
Tests from Battery (Pos. +)
to Starter "Motor" Terminal.
Crank Engine. Is Voltage Greater
than 1 Volt?
YES
Perform Voltage Drop
Tests from Battery (Pos. +)
to Starter "Battery" Terminal.
Crank Engine. Is Voltage Greater
than 1 Volt?
YES
Repair Connection
Repair or
Between Battery
Replace
and Starter.
Solenoid
(Contacts).
NOTES
www.PlanDeGraissage.org
Present?
NO
YES
Replace
Starter Clutch
Failure. Replace
and Armature.
Starter Clutch.
NO
Perform Voltage Drop Test
Between Battery
(Neg. -) and Starter Studs
or Bolts. Is Voltage Greater
than 1 Volt?
YES
NO
3
Clean Ground
Connections.
4
NO
Perform Starter Motor
Current Draw Test (on
Vehicle).
Perform Starter Motor
Free Draw Bench Test. Are
Test Results in Range?
NO
YES
Inspect Engine or
Test Starter
Primary Drive.
Motor
for Opens,
Shorts or
Grounds.
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