74
BASIC TROUBLESHOOTING
Spark plug loose in cylinder head
Ok
Check air cleaner element
Ok
Ok
Check brake binding
Improper adjustment
Tighten the spark plug
Replace
Readjust free play of rear brake pedal
Clogged
Loose
3. POOR PICK UP
Ok
Check tyre inflation pressure
Under inflated
Correct tyre pressure
Consult Authorised Hero MotoCorp Workshop
OK
Check air cleaner element
OK
Replace
Dirty
Leakage
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2. ENGINE STARTS BUT STALLS
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Check fuel lines
Check ignition switch
Ok
Ok
Ok
“OFF”
E. No spark at spark plug
No spark
Consult Authorised Hero MotoCorp Workshop
Check spark plug for fouling/
Improper electrode gap
Replace spark plug/adjust
Spark plug gap (0.8-0.9 mm)
Loose contact
Check for poorly connected
Or loose spark plug wire
Secure properly
Turn ignition switch “ON”