Ford Fiesta: Perimeter Anti-Theft Alarm / Perimeter Anti-Theft Alarm - Overview. Description and Operation
Overview
The
perimeter alarm system deters unauthorized entry into the vehicle by
sounding the horn and flashing all the turn signals. When an
unauthorized entry occurs, the horn and the turn lamps activate.
The panic alarm operates similar to the perimeter alarm, but only
activates using the panic button on the RKE transmitter. For additional
information of the panic alarm function,
Refer to: Handles, Locks,
Latches and Entry Systems - System Operation and Component Description
(501-14 Handles, Locks, Latches and Entry Systems, Description and
Operation).
System Operation
System Diagram
Item
Description
1
BCM
2
Turn Signals
3
Horn
4
PATS Transceiver
5
Door Ajar Switches
6
Hood Ajar Switch
7
Liftgate/Luggage Compartment Lid Ajar Switch
8
IPC
9
Passive Key
10
RF Receiver
11
IKT
12
Ignition Switch
..
Other information:
Overview
The acceleration controls consist of the accelerator pedal and sensor assembly.
The throttle is controlled by an APP sensor on the accelerator pedal
assembly. The APP sensor sends a signal to the PCM in response to
throttle pedal movements initiated by the driver. The PCM sends a signal
to the electronic throttle control which increases and decreases
throttle position.
The
..
System Operation
Battery and Cables
The battery is a 12V DC source connected in a negative ground system and is a voltage stabilizer for the 12V electrical system.
Vehicles with 1.0L EcoBoost or 1.6L EcoBoost engine have a battery monitor sensor attached to the negative battery cable.Refer
to: Charging System - 1.6L EcoBoost (132kW/180PS) – Sigma - System
Operation and Component Des..