Lincoln Aviator: Engine System - General Information / General Procedures - Piston Inspection
Inspection
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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:
System Operation
System Diagram
Item
Description
1
BCM
2
Turn Signals
3
Hood Ajar Switch
4
Liftgate Ajar Switch
5
IPC
6
Courtesy Lamps
7
Passive Key
8
RTM
9
RGTM
10
GWM
11
GWM
12
Intrusion Sensor
13
Horn
14
DLC
15
DCME (Left Front Door)
16
Door Ajar Switch
17
Power Liftgate
18
Manual Liftgate
19
DCMF (Right Front Door)
20
Door Ajar Switch
21
DCMG (Left Rear Door)
22
Door Ajar Switch
23
DCMH (Right Rear Door)
24
Door Ajar Switch
25
DDM
26
PDM
Network Message Chart
BCM Network Input Messages
Broadcast Message
Originating Module
Message Purpose
RKE data
RTM
Used by the BCM to arm/disarm the perimeter alarm or to activate/deactivate the panic alarm...
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
LH side shown, RH side similar.
Lower the headliner.
Refer to: Headliner - Lowering (501-05 Interior Trim and Ornamentation, Removal and Installation)...