Ford Escape: Automatic Transmission - Automatic Transmission – HF45 / Description and Operation - Final Drive
| Item |
Part Number |
Description |
| 1 |
7C0987C098 |
Traction motor drive gear assembly |
| 2 |
7H4717H471 |
Transfer shaft and gear assembly |
| 3 |
7F4657F465 |
Differential carrier and gear assembly |
| 4 |
7L4377L437 |
Ring gear assembly |
The
final drive gear is meshed with the transfer shaft and bolted to the
differential case. The ring gear bolts are one time use bolts. Use new
bolts when installing the ring gear.
The
differential allows the halfshafts and wheels to rotate at different
speeds during cornering. The differential assembly consists of the
following components:
Differential carrier
Two pinion gears
Two side gears
When
driving in a straight line, both front wheels rotate at relatively the
same speed...
Item
Part Number
Description
1
7L4377L437
Ring gear
2
7A3987A398
Planetary carrier
3
7A3487A348
Sun gear
This
transmission has one simple planetary gear set...
Other information:
System Operation
System Diagram
Item
Description
1
EPAS Column
2
Motor
3
Position sensor
4
Torque sensor
5
PSCM
6
GWM
7
PCM
8
IPC
9
BCM
10
RCM
11
ABS module
12
IPMA
13
PAM
14
SCCM
Network Message Chart
Module Networ..
Inspection
NOTE:
Procedure 1 — Ambient Temperature below 21 °C (70 °F).
NOTE:
Proper A/C system diagnosis on a vehicle’s
compressor is dependent on correct refrigerant system charge and tested
in ambient temperatures above 21°C (70°F). Perform the following steps
to achieve normal operating pressures.
Drive the vehicle or run the engine until it reaches normal operati..