Lincoln Nautilus: Power Steering / Power Steering - Overview. Description and Operation
Overview
The EPAS
system provides steering assist by replacing the conventional
hydraulic valve system with a steering gear equipped with an integrated
electrical motor and PSCM . The motor operation and level of steering assist provided is controlled by the PSCM .
Overview
The
adaptive steering system changes the steering ratio between the
steering wheel and the road wheels dynamically, thereby reducing the
number of steering wheel turns required to turn the road wheels...
System Operation
System Diagram
Item
Description
1
SECM
2
IPMA
3
ABS module
4
PSCM
5
GWM
6
ECU
7
Adaptive steering motor
8
Adaptive steering locking solenoid
9
SASM
10
BCM
11
PCM
12
IPC
13
SCCM
14
RCM
Network Input Message Char..
Other information:
Overview
The front subframe is bolted to the body and is used to:
aid in structural support.
provide mounting surfaces for the steering gear.
provide mounting surfaces for the front suspension lower
control arms, the transmission roll restrictor and for the front
stabilizer bar.
The rear subframe is bolted to the body and is used to:
aid in structural support.
prov..
Removal
NOTE:
Removal steps in this procedure may contain installation details.
Remove the nuts, disconnect the electrical connector and remove the LH insulator panel.
NOTICE:
Do not service the brake pedal or brake booster
without first removing the stoplamp switch. This switch must be removed
with the brake pedal in the at-rest position. The switch..