Honda Shadow TA200 2001 Manual page 291

11. Check for engine overheating ---·······-- Overheat
Not overheat
TROUBLESHOOTING
------·· - ..... • Fuel-air mixture too lean
Use of improper quality of fuel
Excessive carbon build-up i n combus-
tion chamber
Clutch slipping
Wrong type of fuel
12. Try rapid acceleration or run at high --- Engine knocks
speed
'
Engine does not knock
POORPERFORMANCEATLOW Atf>IDLESPEED
Worn cylinder or piston
Use of improper grade of fuel
Excessive carbon build-up i n combus-
tion chamber
I g nition timing too advanced
Fuel-air mixture too lean
Possible cause
t. Check carburetor pilot screw adjustment - Incorrect
I
Correct
------- • See section 5
'
2. Check for leaking i n take pipe
Not l e ak
•
3. Perform spark test
Good spark
'
4. Check i g nition timing
Good spark
Leaking
Weak or i n termit-
tent spark
Incorrect
Loose insu l a ter clamps
Damaged insulator
Faulty carbon or wet fouled spark
plug
Faulty ignition control module
Faulty ignition coil
Broken or shorted spark plug wire
Faulty ignition pulse generator
Faulty ignition switch
Loose or disconnected ignition
system wires
I m proper i g nition timing (faulty
i g nition control module)
20-3