PAGE 18
SERVICE MANUAL
Check and Adjustment:
Check ignition timing using ignition timing light.
Fault Condition:
Incorrect engine timing.
Probable Causes:
• Malfunction of CDI
• Malfunction of AC alternator
Check and Adjustment:
Check cylinder compression pressure (using compression pressure
gauge)
Fault Condition:
No compression pressure
Probable Causes:
• Cylinder & piston ring worn out
• Cylinder gasket leaked
• Valve deterioration
• Seized piston ring
Check and Adjustment:
Check to see if carburetor jet is clogged.
Fault Condition:
Clogged
Probable Causes:
Remove foreign object
Check and Adjustment:
Remove spark plug.
Fault Condition:
Fouled or Discolored
Probable Causes:
• Remove dirt
• Incorrect spark plug heat range
Check and Adjustment:
Check to see if the engine is overheating
Fault Condition:
Engine Overheating
Probable Causes:
• Piston and cylinder worn out
• Lean mixture
• Poor fuel quality
• Too much carbon deposited in combustion chamber
• Ignition timing too advanced
• Poor circuit on the cooling system
Summary of Contents for 1500
Page 5: ...PAGE 5 Serial Number on MTV PIN Number Located under seat on passenger side...
Page 57: ...PAGE 57...
Page 108: ...PAGE 108 SERVICE MANUAL...
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