Contents Wiring diagrams Section: Automatic HVAC System All sections

Climate Control: Other Jaguar XJ X351

Automatic HVAC System 3 illustrations

CONTROL DIAGRAM

Note. A = Hardwired; N = Medium speed controller area network (CAN) bus; O = local interconnect network (LIN) bus.

Item NumberDescription
1Battery
2Battery junction box (BJB)
3Rear junction box (RJB)
4Central junction box (CJB)
5TSD (touch screen display)
6Rear climate control panel
7Integrated control panel
8Automatic temperature control (ATC) module
9Fresh air / recirculation servo
10Right-hand (RH) front face stepper motor
11Right-hand (RH) rear temperature blend stepper motor
12Right-hand (RH) front foot stepper motor
13Right-hand (RH) front temperature blend stepper motor
14Right-hand (RH) rear face stepper motor
15Right-hand (RH) rear foot stepper motor
16Defrost stepper motor
17To seat heating
18To electric booster heater (where fitted) and seat heating
19Left-hand (LH) rear foot stepper motor
20Left-hand (LH) rear face stepper motor
21Left-hand (LH) front face stepper motor
22Left-hand (LH) rear temperature blend stepper motor
23Left-hand (LH) front foot stepper motor
24Left-hand (LH) front temperature blend stepper motor
25Blower control module
26Blower

Note. A = Hardwired.

Petrol Vehicles (Up To 2013 My)

Scheme 73

Scheme 73: CONTROL DIAGRAM
Item NumberDescription
1Battery
2Battery junction box (BJB) (50 A midifuse)
3Central junction box (CJB)
4Automatic temperature control (ATC) module
5Air conditioning (A/C) compressor

Petrol Vehicles (2013 My Onwards), And 3.0L Diesel Vehicles

Item NumberDescription
1Battery
2Battery junction box (BJB) (50 A midifuse to central junction box (CJB); 250 A megafuse to engine junction box (EJB))
3Central junction box (CJB)
4Automatic temperature control (ATC) module
5Air conditioning (A/C) compressor
6Engine junction box (EJB) (ignition relay)

Note. A = Hardwired; N = Medium speed controller area network (CAN) bus.

Note. See Heating and Ventilation, and Air Conditioning for control system outputs.

Scheme 74

Scheme 74: CONTROL DIAGRAM
Item NumberDescription
1Battery
2Battery junction box (BJB) (50 A midi fuse)
3Central junction box (CJB)
4Evaporator temperature sensor
5Humidity and temperature sensor
6Automatic temperature control (ATC) module
7Front sunload sensor
8Pollution sensor (where fitted)
9TSD (touch screen display)
10Ambient air temperature sensor
11Engine control module (ECM)
12ICP (integrated control panel)
13Rear climate control panel (where fitted)
14Refrigerant pressure sensor
15Rear sunload sensor (where fitted)

CENTER REGISTERS

Special Tool(s)

JLR-412-147 Remover, Register

Scheme 75

Scheme 75: CENTER REGISTERS

DRIVER SIDE REGISTER

Special Tool(s)

JLR-412-147 Remover, Register

PASSENGER SIDE REGISTER

Special Tool(s)

JLR-412-147 Remover, Register