Lincoln Aviator: Exhaust System - 3.0L EcoBoost / Removal and Installation - Catalytic Converter LH
Removal
NOTE:
If the catalytic converter is not being replaced, the HO2S
and the catalyst monitor sensor do not need to be removed from the
catalytic converter. Disconnecting the electrical connectors is still
necessary.
NOTE:
The exhaust Y-pipe dual catalytic converter is a 2-piece assembly. The LH and RH converters can be serviced separately as needed.
-
With the vehicle in NEUTRAL, position it on a hoist.
Refer to: Jacking and Lifting (100-02 Jacking and Lifting, Description and Operation).
-
Remove the LH side exhaust flexible pipe.
Refer to: Exhaust Flexible Pipe (309-00A Exhaust System - 3.0L EcoBoost, Removal and Installation).
-
On both sides.
-
Remove the wheel arch liner to front subframe retainers.
-
Disconnect the HO2S electrical connector.
-
Disconnect the HO2S electrical connector.
-
-
Remove the pin-type retainers and the steering shield from the RH subframe.
-
Remove the bolt and position the RH underbody shield aside.
-
Remove the bolt and position the LH underbody shield aside.
-
-
Remove the pin-type retainers and the steering shield from the LH subframe.
-
Loosen the middle subframe bolts.
-
-
Support the rear of the subframe with adjustable jack stands.
-
Position an adjustable jack stand under the transmission crossmember.
-
Remove and discard the transmission crossmember bolts.
-
Lower the jack stand 32 mm(1.25in).
-
Remove the LH catalytic converter nuts and discard.
-
Remove the bracket studs and nuts. Remove the LH catalytic converter from the vehicle.
-
Clean and inspect the studs and the gasket surface, replace the studs if necessary.
Torque:
18 lb.ft (25 Nm)
Installation
-
Clean all exhaust connections before reassembly.
-
NOTE:
Make sure that new gasket is installed.
Install the exhaust gasket.
-
NOTE:
The studs and nuts are only finger tight in this step.
Install the catalytic converter and bracket studs and nuts.
-
NOTE:
Make sure that new nuts are installed.
Install the LH catalytic converter nuts.
Torque:
35 lb.ft (48 Nm)
-
Tighten the catalyst assembly bracket studs and nuts.
Torque:
Studs:
18 lb.ft (25 Nm)
Nuts:
18 lb.ft (25 Nm)
-
Raise the transmission and crossmember.
-
NOTE:
Make sure that new bolts are installed.
Install the transmission crossmember bolts.
Torque:
59 lb.ft (80 Nm)
-
NOTICE:
Only use hand tools when installing rear subframe bolts.
NOTE:
Make sure that new bolts are installed.
Raise the rear of the front subframe and install the bolts.
Torque:
52 lb.ft (70 Nm)
-
Install the middle subframe bolts.
Torque:
195 lb.ft (265 Nm)
-
-
Install the steering shield and the pin-type retainers at the LH subframe.
-
Position the LH underbody shield back and install the bolt..
Torque:
22 lb.in (2.5 Nm)
-
Position the RH underbody shield back and install the bolt.
Torque:
22 lb.in (2.5 Nm)
-
-
Install the steering shield and pin-type retainers at the RH subframe.
-
Connect the HO2S electrical connector.
-
Connect the HO2S electrical connector.
-
On both sides.
-
Install the wheel arch liner to front subframe retainers.
-
Install the LH side exhaust flexible pipe.
Refer to: Exhaust Flexible Pipe - Plug-In Hybrid Electric Vehicle (PHEV) (309-00B Exhaust System - 3.0L EcoBoost – Hybrid (BQ), Removal and Installation).
-
Check the exhaust system for leaks.
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)...
Removal
NOTE:
If the catalytic converter is not being replaced, the HO2S
and the catalyst monitor sensor do not need to be removed from the
catalytic converter...
Other information:
E..
System Operation
System Diagram
Item
Description
1
ABS module
2
PAM
3
Door ajar switches
4
Driver seatbelt buckle
5
Passenger seatbelt buckle
6
RCM
7
PCM
8
GWM
9
SCCM
10
ACM
11
Rear speakers
12
Front speakers
13
BCM
14
IPMA
15
SODR
16
SODL
17
Base audio system
18
Audio DSP module
19
Rear speakers
20
Front speakers
21
Mid- and high-level 14- and 28-speaker audio systems
22
DSM
23
RGTM
24
IPMB
25
GSM
26
IPC chime arbitrator
27
IPC
28
Turn signal on tick-Tock tone
29
Belt-Minder® chime
30
Door ajar chime
31
Headlamps on chime
32
Parking brake chime
33
Seatbelt chime
34
Airbag secondary chime
35
Message center chime
36
Parking aid chime
37
Ignition/engine on chime
38
Perimeter alarm chime
39
Turn signal left on chime
40
Active park assist chime
41
BLIS/ CTA chime
42
Forward collision warning chime
43
Lane keeping aid warning chime
44
Transmission not in park chime
45
Backup chime (except North America)
46
Home safe light chime
47
Memory feedback chime
48
Power liftgate chime
49
Service AdvanceTrac chime
50
Electric Vehicle (EV) engine on chime
51
Adaptive cruise control warning chime
52
Electronic latch system Llock and unlock chime
53
Key-in-ignition warning chime
54
Fuel door release chime
Network Message Chart
Module Network Input Messages - IPC
Broadcast Message
Originating Module
Message Purpose
Accessory delay
BCM
Input used to control the overall chime function...