Lincoln Aviator: Engine System - General Information / General Procedures - Piston Inspection
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. If wear marks, scores or
glazing is found on the piston skirt, check for a bent or twisted
connecting rod.
-
NOTE:
Make sure the oil ring holes are clean.
Using a Piston Ring Groove Scraper, clean the piston ring grooves.
Check
Measure the piston diameter 90 degrees from the piston
pin and piston diameter (DN) height down from the top of the piston at
the point indicated...
Special Tool(s) /
General Equipment
Feeler Gauge
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
NOTE:
Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore...
Other information:
Diagnostic Trouble Code (DTC) Chart
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).
Diagnostic Trouble Code Chart
Module
DTC
Description
Action
PCM
P060D:00
Internal Control Module Accelerator Pedal Position Performance: No Sub Type Information
GO to Pinpoint Test DK
PCM
P1575:00
Pedal Position Out Of Self Test Range: No Sub Type Information
GO to Pinpoint Test DK
PCM
P2122:00
Throttle/Pedal Position Sensor/Switch D Circuit Low: No Sub Type Information
GO to Pinpoint Test DK
PCM
P2123:00
Throttle/Pedal Position Sensor/Switch D Circuit High: No Sub Type Information
GO to Pinpoint Test DK
PCM
P2127:00
Throttle/Pedal Position Sensor/Switch E Circuit Low: No Sub Type Information
GO to Pinpoint Test DK
PCM
P2128:00
Throttle/Pedal Position Sensor/Switch E Circuit High: No Sub Type Information
GO to Pinpoint Test DK
PCM
P2138:00
Throttle/Pedal Position Sensor/Switch D/E Voltage Correlation: No Sub Type Information
GO to Pinpoint Test DK
Global Customer Symptom Code (GCSC) Chart
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices...
Special Tool(s) /
General Equipment
Side Cutter Pliers
Removal
Remove the retainers and the RH side engine compartment cover.
Remove the retainers and the LH side engine compartment cover.
Remove the bolts and the suspension support bar...