35
1. Normal cylinder compression.
2. Normal fuel supply.
3. Normal high – pressure coil
spark.
4. Normal spark plug.
High – pressure coil is damaged.
Ignition coil is damaged.
1. Poor cylinder compression.
2. Normal fuel supply system.
3. Normal ignition system.
Piston ring is worn to or even
over its wear limit.
Spark plug is not installed tighten
or without a gasket.
Tighten with a gasket in.
Air leakage between cylinder
block and cylinder head.
Check cylinder gasket, and the flatness
of the surface by which cylinder block
contacting with cylinder head, tighten
cylinder head bolts in stipulated order
to stipulated torque.