TROUBLESHOOTING AND ELECTRICAL SYSTEM
Troubleshooting Guide
Page 11-4 2001 Pioneer 1200 Gasoline Vehicle Maintenance and Service Manual
11
Spark plug fouls repeatedly,
continued
Rings are heavily worn, low cylinder
pressure
Carburetor floods.
Inlet valve or seat is leaking,
dirty, worn, or damaged
Float is damaged and filled with gasoline
Float needle valve not functioning
properly
Carburetor vent is clogged
Starter fails to operate.
Lockout cam is in the wrong position
Section 11 – Troubleshooting and Electrical
System
Lockout Cam Circuit on page 11-12
Fuse is blown
Section 11 – Troubleshooting and Electrical
System
Test Procedure 2
Battery is dead
Section 11 – Troubleshooting and Electrical
System
Test Procedure 1
Starter control circuit is
not operating
Section 11 – Troubleshooting and Electrical
System
Starter Circuit on page 11-15
Starter/generator failed
Section 11 – Troubleshooting and Electrical
System
Test Procedure 8
Starter solenoid failed
Section 11 – Troubleshooting and Electrical
System
Test Procedure 6
Key switch failed
Section 11 – Troubleshooting and Electrical
System
Test Procedure 4
Lockout cam limit switch failed
Section 11 – Troubleshooting and Electrical
System
Test Procedure 7
Loose or broken wire in starter/genera-
tor circuit
Section 12 – Electrical Components
Starter/Generator on page 12-2
Cylinder and/or crankcase flooded with
fuel
Starter/Generator does not charge
battery.
Diode failed (open condition)
Section 11 – Troubleshooting and Electrical
System
Test Procedure 10
Loose or broken wire in the starter/
generator circuit
Section 11 – Troubleshooting and Electrical
System
Test Procedure 11
Generator field coil is shorted
Section 11 – Troubleshooting and Electrical
System
Test Procedure 11
Brushes are worn or commutator is dirty
Section 12 – Electrical Components
Starter/Generator on page 12-2
Troubleshooting Guide continued on next page...
SYMPTOM
POSSIBLE CAUSES
REFER TO