Ford Fiesta: Auxiliary Climate Control / Auxiliary Climate Control - Overview. Description and Operation
Overview
The
electric booster heater is a heater element made up of ceramic
resistors that is mounted in the heater core and evaporator core
housing. It directly heats the airflow into the passenger compartment
rapidly in the case of low ambient temperatures.
The electric booster heater system includes the following components:
-
Electric booster heater
-
Electric booster heater relay 1 and electric booster heater relay 2
-
IPC
-
HVAC control module
System Operation
Electric Booster Heater
Item
Description
1
HS-CAN
2
Ambient Air Temperature (AAT) sensor
3
Electric booster heater
4
HVAC control module
5
Electric booster heater relay 1
6
Electric booster heater relay 2
7
IPC
8
PCM
9
ECT senso..
Other information:
Removal
NOTE:
Removal steps in this procedure may contain installation details.
Release the clips and remove the LH upper side trim panel.
Release the clips and remove the RH upper side trim panel.
Remove the retainer, release the clips and remove the liftgate lower trim panel..
Special Tool(s) /
General Equipment
303-1249Valve Spring CompressorTKIT-2006UF-FLMTKIT-2006UF-ROW
303-300
(T87C-6565-A)
Set, Valve Spring CompressorTKIT-1988-FESTIVAT88C-1000-STTKIT-1988-TRACERTKIT-2009TC-F
303-350
(T89P-6565-A)
Compressor, Valve SpringTKIT-1990-LMHTKIT-1989-FTKIT-1989-FMTKIT-1989-FLM
303-472
(T94P-6565-AH)
Adapter, Valve Sp..