Ford Ecosport: Engine System - General Information / General Procedures - Piston Ring End Gap
Special Tool(s) /
General Equipment
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
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NOTE:
Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore.
NOTE:
Piston rings should not be transferred from one piston to another.
NOTE:
The cylinder bore must be within specification for taper and out-of-round.
Use a piston without rings to push a piston ring in a cylinder to the bottom of ring travel.
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Using the Feeler Gauge Set measure the top piston ring end gap and the second piston ring end gap
Use the General Equipment: Feeler Gauge
Inspection
NOTE:
Do not use a caustic cleaning solution or a wire brush to clean the pistons or damage can occur.
Clean and inspect the (1) ring lands, (2) pin bosses,
(3) skirts and the (4) tops of the pistons...
Check
NOTE:
Refer to the appropriate Section 303-01 for the specifications.
NOTE:
The cylinder bore must be within the specifications for taper and out-of-round before fitting a piston...
Other information:
Removal
NOTICE:
Do not press, pull or otherwise move the brake pedal
while installing the stoplamp switch and cruise control deactivation
switch. Install these switches with the booster push rod attached to the
brake pedal and with the brake pedal in the at-rest position...
Acceptable Noise, Vibration and Harshness (NVH)
Noise is any undesirable sound, usually unpleasant in nature. Vibration
is any motion, shaking or trembling, that can be felt or seen when an
object moves back and forth or up and down. Harshness is a ride quality
issue where the vehicle's response to the road transmits sharply to the
customer...