Fuel System Troubleshooting; Engine Cranks But Won't Start; Engine Idles Roughly, Stalls Or Runs Poorly; Lean Mixture - Honda ATC200S Workshop Manual

FUEL SYST EM
TROUBLESHOOTING
Engine crank l but won't start
1. No fuel in tan k
2. No fuel to cylinder
3. Too much fuel getting to cylinder
4. No spark at plug (ignition malfunct ion)
Engine idlel roughly. ltaill, or Nnl poorly
1. Idle speed inc orrect
2. Ignition mal funct io n
3. Rich mixture
4. Lean mi xture
5. Air cleaner dirty
6. Irnulat or lea ks
Llln mixture
1. Carooretor fuel jet clogged
2. Fuel cap vent bloc ked
3. Fuel filter clogged
4. Fuel line kinked or restricted
5. FIOilt valve faulty
6. Float level too low
Rich mixtu re
1. Ca rburetor c hoke I tuck closed
2. Float val ve faulty
3.
FIOilt level too high
4. Carbure tor air jet clogged
5.
Ai r cleaner dirty
4-2
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