Lincoln Aviator: Brake System / Power Brake Actuation
Removal
NOTICE:
Siphon the brake fluid from the HCU/EBB reservoir, if the
reservoir is not emptied there will be a large amount of brake fluid
spilled in the engine compartment...
Electric Brake Boost
Overview
The power assisted brake system utilizes an EBB. The EBB is an integrated function of the ABS / HCU assembly and is controlled by the ABS module...
Other information:
System Operation
System Diagram - DCDC
Item
Description
1
Ignition Switch
2
PCM
3
SOBDMC
4
BCM
5
BECM
6
DCDC
7
High Voltage/Low Current Fuse
8
12V Battery Monitoring Sensor
Network Message Chart
DCDC Network Input Messages
Broadcast Message
Originating Module
Message Purpose
DCDC
HEV wake up enable
BECM, BCCM (battery charger control module) ( PHEV only)
Command to enable the DCDC
DCDC
HEV wake up enable
SOBDMC
Hard wired command to enable the DCDC
High voltage input
SOBDMC
Voltage measured at SOBDMC used to compare with voltage at the DCDC...
System Operation
System Diagram
Item
Description
1
HS-CAN2
2
HS-CAN1
3
HS-CAN3
4
SUMA and Air Compressor Assembly
5
LHF Air Spring Solenoid
6
PSCM
7
PCM
8
ABS
9
LHF Height Sensor
10
RHF Height Sensor
11
LHR Height Sensor
12
RHR Height Sensor
13
BCM
14
RHF Air Spring Solenoid
15
LHR Air Spring Solenoid
16
RHR Air Spring Solenoid
17
IPC
18
RCM
19
GWM
Network Message Chart
Module Network Input Messages - SUMA
Broadcast Message
Originating Module
Message Purpose
ABS active
ABS module
Indicates the current ABS activity, on or off...