Ford Fiesta: Tire Pressure Monitoring System (TPMS) / Tire Pressure Monitoring System (TPMS) - Overview. Description and Operation
Overview
The BCM
monitors the tire pressure in the 4 road tires with tire pressure
sensors that communicate the tire pressure via radio signals to the BCM .
The tire pressure sensors are battery operated and mounted to the valve
stems. All of the controlling software for the TPMS is contained in the
BCM . The IPC illuminates the TPMS
warning indicator and the message center displays a message when a
fault is present or when the tire pressure falls below the low pressure
limit.
System Operation
System Diagram
Item
Description
1
MS-CAN
2
IPC
3
BCM
4
Message center display
5
TPMS warning indicator
6
LH front TPMS sensor
7
RH front TPMS sensor
8
LH rear TPMS sensor
9
RH rear TPMS sensor
..
Other information:
Overview
WARNING:
Before beginning any service procedure in this section,
refer to Safety Warnings in section 100-00 General Information. Failure
to follow this instruction may result in serious personal injury.
Refer to: Health and Safety Precautions (100-00 General Information, Description and Operation).
WARNING:
Before servicing any tire, ask the ..
Special Tool(s) /
General Equipment
Flat-Bladed Screwdriver
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
The roof opening panel glass must be in the fully open position.
On both sides.
Depress the spring steel locating tab downward with a flat-bladed screwdriver.
Use the General Equipment: Fla..