1998 JAGUAR X308 Workshop Manual

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JAGUAR X308 1998 2.G Workshop Manual LO demands the maximum COOLING performance from the system with the blowers operating automatically at maximum 
speed. 
HI demands the maximum HEATING performance from the system with the blowers oper

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JAGUAR X308 1998 2.G Workshop Manual  
Parts List 
Air temperature from the centre (and EOD)  vents is slightly cooler than the foot outlets; however this temperature cannot 
be varied independently. 
The EOD vents, not shown,  feature s

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JAGUAR X308 1998 2.G Workshop Manual Maximum Cooling (temperature setting LO) 
Air Conditioning Control Module (A/CCM) 
Location 
 
The A/CCM is located on the right hand  side of the air conditioning unit and controls all system functio

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JAGUAR X308 1998 2.G Workshop Manual  
Inputs / Outputs 
1.1. Engine speed: 
Input to the A/CCM from the ECM.  Heated windshield and backli ght will be inhibited when engine speed < 50 RPM.  
2. 2. Vehicle speed: 
Input from the

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JAGUAR X308 1998 2.G Workshop Manual  
The solar sensor is mounted on  the top surface of the fascia between the defrost outlets. 
The sensor is a photo-diode which is calibr ated to measure direct sunlight. It provides an output signal

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JAGUAR X308 1998 2.G Workshop Manual  
The heater matrix temperature sensor is a thermistor which changes its electrical resistance in response to changes in air 
temperature converting a temperature  rating to an electrical signal. 
The

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JAGUAR X308 1998 2.G Workshop Manual other sensors. This feature prevents the effects of sudden changes in air outlet temperatures due to factors such as: 
Recirculating air from the engine cooling pack at low vehicle speeds  Sudde

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JAGUAR X308 1998 2.G Workshop Manual RH and LH Air Intake (Fresh / Recirc)  Center Vent  Defrost  Foot  Cool Air Bypass  
Blower Motor Control. 
The A/CCM controls the speed of two blower  motors which deliver airflow to t