Ford Escape: Steering Wheel and Column Electrical Components / Description and Operation - Steering Wheel and Column Electrical Components - Overview
Steering Column Switches Overview
The
steering column switches are located on and around the steering column.
They enable the driver to control various vehicle functions while
remaining focused on driving. The steering column switches consist of:
-
Left multifunction switch is mounted on the left side of the SCCM and
is used to control the turn signals, low/high beam selection and the
flash-to-pass feature.
Refer to: Exterior Lighting - System Operation and Component Description (417-01 Exterior Lighting, Description and Operation).
:
-
The left multifunction switch can be serviced separately from the SCCM .
-
Right multifunction switch is mounted on the right side of the SCCM and
is used to control the front windshield wipers/washers, and the rear
window wiper/washer.
-
The right multifunction switch can be serviced separately from the SCCM .
-
Steering wheel switches - mounted on the front of the
steering wheel and can be serviced separately from the steering wheel.
These are used to access settings and controls displayed in the message
center or for control of the cruise control system, the audio system and
the SYNC® system.
-
For the message center (left upper switch),
Refer to: Message
Center - System Operation and Component Description (413-01
Instrumentation, Message Center and Warning Chimes, Description and
Operation).
-
For the cruise control system (left lower switch),
Refer to: Cruise Control - System Operation and Component Description (419-03A Cruise Control, Description and Operation).
-
For the audio system (right upper switch),
Refer to: Information
and Entertainment System - System Operation and Component Description
(415-00 Information and Entertainment System - General Information,
Description and Operation).
-
For the SYNC® system (right lower switch),
Refer to: Information
and Entertainment System - System Operation and Component Description
(415-00 Information and Entertainment System - General Information,
Description and Operation).
The steering column and steering wheel switches interface with other
modules and components on the vehicle through the SCCM , which
communicates on the CAN .
Conventional Ignition Switch Overview
The
conventional ignition switch is controlled by the ignition lock
cylinder and key. The ignition lock cylinder and ignition switch are
connected mechanically. Turning the ignition lock cylinder places the
ignition switch into the desired position. The available ignition switch
positions are:
When placed in ACC or ON, the ignition switch provides voltage inputs to the BCM .
When placed in START, the ignition switch provides voltage inputs to the BCM and PCM .
Push Button Start Ignition System Overview
The
push button start ignition system is used to place the ignition in the
ON or OFF mode and to start or shut off the vehicle powertrain. The push
button ignition switch is located to the right of the steering wheel in
the instrument panel.
Heated Steering Wheel Overview
The heated steering wheel system consists of the following components:
-
Steering wheel heater elements (part of steering wheel)
-
Steering wheel temperature sensor (part of steering wheel)
-
SCCM
-
FCIM
System Operation
System Diagram - Conventional Ignition Switch
Item
Description
1
Gear Selector Lever
2
Ignition Switch
3
Ignition Key Inhibit Solenoid
4
PCM
5
START
6
ACC
7
ON
8
HS-CAN1
9
BCM
10
GWM
11
Run/Start Relay
Network Message Chart - Conventional Ignition Switch
&nb..
Other information:
Removal
NOTE:
LH side shown, RH side similar.
Remove the front wheel and tire.
Refer to: Wheel and Tire (204-04A Wheels and Tires, Removal and Installation).
Remove the push pins and position aside the front wheel arch liner.
Remove the front active parking aid sensor.
Disconnect the front active park assist sensor electrica..
If you need to tow your vehicle, contact a
professional towing service or your
roadside assistance service provider.
Your manufacturer produces a towing
manual for all authorized tow truck
operators. Have your tow truck operator
refer to this manual for proper hook-up
and towing procedures.
We recommend the use of a wheel lift and
dollies or flatbed equipment to tow your
vehicle. Vehicle ..