Other information:
Overview
The 1.5L GTDI 4-cylinder engine has the following features:
Dual overhead camshafts
Four valves per cylinder
Composite intake manifold
Aluminum cylinder head
Aluminum cylinder block
Gasoline turbocharged direct injection (GTDI)
Twin independent variable cam timing (Ti-VCT)
Charge air cooler (CAC) (part of intake manifold)
Engine Identificati..
Inspection
NOTE:
Dropped spark plugs should always be discarded.
Unfired
An unfired spark plug should appear very clean
with a pure nickel finish to the threads and ground strap. The center
electrode ceramic insulator surface is often a matte or dull finish and
pure white in color. The external primary insulator is often a polished
white ceramic with appropriate stamping ..