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7 ECT (engine coolant temperature) sensor 8 Ambient temperature sensor 9 Electric booster heater 10 Face/Feet distribution stepper motor 11 RH (right-hand) temperature blend stepper motor 12 LH (left-hand) temperature blend stepper motor 13 Windshield (defrost) distribution stepper motor 14 ATC (automatic temperature control) module 15 150 A megafuse
General System Operation
Operation of the electric booster heater is controlled by the ATC module, which communicates with the micro-controller in the booster heater using the LIN bus. The temperature requested by the ATC module is based on:
The ambient air temperature.
The engine coolant temperature.
The temperatures selected on the integrated control panel.
The blower must be running for the electric booster heater to operate.
If electrical load management is in force, electric booster heater performance is reduced. For additional information, refer to:
Electronic Engine Controls (303-14A, Description and Operation),
Electronic Engine Controls (303-14B Electronic Engine Controls - V6 3.0L Petrol, Description and Operation), Electronic Engine Controls (303-14C, Description and Operation).
Electric Booster Heater Component Description
The electric booster heater is installed in the heater assembly, on the downstream side of the heater core. It consists of
ceramic coated thermistor elements, rated at 1.25 kW, and a micro-controller. Electrical power for the booster heater is
supplied by the BJB via a 150 A megafuse installed under the RH front seat.
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Air Conditioning - Condenser Core V8 S/C 5.0L Petrol
Removal and Installation
Removal
NOTE: Removal steps in this procedure may contain installation details. Published: 11-May-2011
1. Refer to: Air Conditioning (A/C) System Recovery, Evacuation and Charging (412-00 Climate Control System - General Information, General Procedures).
2. WARNING: Do not work on or under a vehicle supported only by a jack.
Always support the vehicle on safety stands.
Raise and support the vehicle.
3. Refer to: Radiator (303-03D Supercharger Cooling - V8 S/C 5.0L Petrol, Removal and Installation).
4. NOTE: Some variation in the illustrations may occur, but
the essential information is always correct. www.JagDocs.com
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Air Conditioning - Pressure Cutoff Switch
Removal and Installation
Removal
NOTE: Removal steps in this procedure may contain installation details. Published: 11-May-2011
1. For additional information, refer to: Air Conditioning (A/C) System Recovery, Evacuation and Charging (412-00 Climate Control System - General Information, General Procedures).
2. For additional information, refer to: Air Cleaner (303-12, Removal and
Installation).
3.
4. CAUTION: Make sure the air conditioning (A/C) hose
does not turn when removing the low pressure switch.
TORQUE: 8 Nm
Installation
1. To install, reverse the removal procedure.
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Extraction Tool Handle 418-110 1 Extraction Tip Pack consists of 2 spare screws plus 418-S111 1 Tip A 418-118 1 Tip B 418-119 1 Tip C 418-120 1 Tip D 418-121 1 Tip E 418-122 1 Tip F 418-123 1 Tip G 418-124 1 Tip H 418-125 1 Tip I 418-126 1 Tip J 418-127 1 Tip K 418-128 1 Crimping Pliers YRW500010 1 Wire Stripping Tool 418-117 1 Harness repair tools can be ordered from:
Bosch Automotive Service Solutions
Ironstone Way
Brixworth Industrial Estate
Brixworth
Northants
NN6 9UD
United Kingdom
Telephone: +44 (0) 1327 303400
Fax: +44 (0) 1327 303499
Email: [email protected] Crimping Pliers
Crimping Pliers
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Instrument Panel and Console - Instrument Panel Console
Removal and Installation Published: 11-May-2011
Removal
CAUTIONS:
Inspect the seals, replace if damaged.
Inspect the O-rings, replace if damaged.
NOTE: Removal steps in this procedure may contain installation details.
All vehicles
1. Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
2. WARNING: Make sure to support the vehicle with axle stands.
Raise and support the vehicle.
Vehicles with supercharger
3. Refer to: Cooling System Draining, Filling and Bleeding - V8 S/C 5.0L Petrol (303-03C Engine Cooling - V8 5.0L Petrol/V8 S/C 5.0L Petrol, General Procedures).
Vehicles without supercharger
4. Refer to: Cooling System Draining, Filling and Bleeding - V8 5.0L Petrol (303-03C Engine Cooling - V8 5.0L Petrol/V8 S/C 5.0L Petrol, General
Procedures).
Vehicles with diesel engine
5. Refer to: Cooling System Draining, Filling and Bleeding (303-03A Engine Cooling - TDV6 3.0L Diesel, General Procedures).
All vehicles
6. Refer to: Air Conditioning (A/C) System Recovery, Evacuation and Charging (412-00 Climate Control System - General Information, General Procedures).
7. Refer to: Secondary Bulkhead Center Panel (501-02 Front End Body Panels, Removal and Installation). 303-1496
Heater Hose Removal Tool Special Tool(s)
www.JagDocs.com
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8. Refer to: Floor Console (501-12 Instrument Panel and Console, Removal and Installation).
9. Refer to: Glove Compartment (501-12 Instrument Panel and Console, Removal and Installation).
10. Refer to: Instrument Panel Lower Trim Panel (501-12 Instrument Panel and Console, Removal and Installation).
11. Refer to: A-Pillar Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation).
12. Refer to: Cowl Side Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation).
13. Refer to: Steering Wheel (211-04 Steering Column, Removal and Installation).
14. CAUTION: Be prepared to collect escaping coolant.
Special Tool(s): 303-1496
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15.
16. CAUTION: Be prepared to collect escaping coolant.
Special Tool(s): 303-1496
CAUTION: Take care not to damage the O-ring seals
during installation.
Torque: 9 Nm
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E Front subframe front fixing hole Rear subframe rear fixing hole 3608.5 F Front subframe front fixing hole Rear subframe front fixing hole 3035.8 G Front subframe front fixing hole Rear towing eye rear fixing hole 4138.1