1. GENERAL INFORMATION MYROAD 700i
TROUBLESHOOTING (XCITING 250 AFI)
ENGINE WILL NOT START OR IS HARD TO START
Inspection/Adjustment Symptom Probable Cause
1. Make sure engine stop switch
is ON.
2. Put the side stand up.
3. Connect the diagnostic tool,
then check EMS and correct
problems.
Empty fuel tank
Clogged fuel pump
Fuel reaches fuel Fuel does not reach filter
injector fuel injector Faulty fuel pump
Faulty fuel cut-off
relay
Remove spark plug and Cracked fuel hose
install it into spark plug
cap to test spark by
connecting it to engine
ground Faulty spark plug
Fouled spark plug
Faulty ignition coil
Spark jumps Weak or no spark Faulty CPS
Broken or shorted ignition coil
Broken or shorted CPS
Faulty ignition switch
Remove the fuel injector, start
the starter motor to check fuel
injector operation.
Faulty fuel injector
Fuel supply No fuel supply Clogged fuel injector
Faulty ECU
Test cylinder
compression
Starter motor idles but
crankshaft does not rotate
Valve clearance too small
Normal Low or no Improper valve and seat contact
compression compression Worn cylinder and piston rings
Blown cylinder head gasket
Flaws in cylinder head
Seized valve
Improper valve timing
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