Honda PCX150 2014 User Manual

CYLINDER/PISTON
TROU
HOOTING
Compression too low, hard starting or poor performance at low speed
• Worn, stuck or broken piston ring
• Worn or damaged cylinder and piston
• Bent connecting rod
• Cylinder head/valve problem (page 10-15)
Compression too high, overheating or knocking
• Excessive carbon build-up
on
piston head or
on
combustion chamber
Excessive smoke
• Worn cylinder, piston
or
piston ring
Improper installation
of
piston rings
• Scored or scratched piston or cylinder wall
• Cylinder head/valve problem (page 10-15)
Abnormal noise
• Worn piston pin
or
piston pin hole
• Worn connecting rod small end
• Worn cylinder, piston or piston rings
Piston ring sticking/scuffing, bearing damage
• Clogged oil gallery or oil strainer screen
• Internal oil leak
• Not using recommended engine oil
11-4

Honda PCX150 2014 Specifications

General

Displacement	153cc
Bore x Stroke	58.0mm x 57.9mm
Compression Ratio	10.6:1
Fuel System	PGM-FI electronic fuel injection
Starter	Electric
Transmission	Automatic V-Matic belt drive
Rear Suspension	Twin shock
Rear Brake	Drum
Front Tire	90/90-14
Rear Tire	100/90-14
Wheelbase	51.8 inches
Front Suspension	31mm telescopic fork
Engine Type	Liquid-cooled 4-stroke single
Front Brake	Single 220mm disc with hydraulic two-piston caliper