Heating and ventilation
| Heater with temperature control potentiometer - if installed | Catem, thermal power 900 W, power supply 12 V, located in the heater, ventilation, air conditioning unit (HEVAC) |
| Fuel heater - Td4 engine - if fitted | Webasto Thermotop C, with automatic adjustment, output power 5 kW |
Air conditioner
| System | With refrigerant circulating in a closed circuit. The refrigerant does not contain freons. |
| Refrigerants | HFC - R134a |
| Mass of refrigerant in the air conditioning system | |
| All models except LHD KV6 | 540±25 grams |
| Models LHD KV6 | 430±25 grams |
| Compressor, up to model year 2004 (some early 2004 model year vehicles may be equipped with this type of compressor): | |
| - Type | Denso - Variable Displacement, 7 Swashplate Plungers |
| - High pressure anti-surge valve | 35.3 bar (3.53 MPa, 512 psi2) |
| - working volume (minimum) | 5% |
| - working volume (maximum) | 95% |
| Compressor from model year 2004 | |
| - Type | Sanden PXV16 - variable displacement, 7 swashplate plungers |
| - High pressure anti-surge valve | 35.3 bar (3.53 MPa, 512 psi2) |
| - working volume (minimum) | 3% |
| - working volume (maximum) | 100% |
| Lubricating oil | Nippon Denso ND-8 |
| Evaporator thermostat: | |
| - Opening: | +2°C (+36°F) |
| - Closing | -4°C (+25°F) |
| Condenser fan control | With PWM signal from ECM (ECM) to the fan control unit |
| Refrigerant pressure sensor | |
| Low pressure limit | |
| - Air conditioning included (pressure is rising) | 2.25±0.2 bar (32.6±2.9 psi2) |
| - Air conditioning off (pressure drops) | 1.96±0.2 bar (28.4±2.9 psi2) |
| High pressure limit | |
| - Air conditioning off (pressure is rising) | 31.4±2.0 bar (455.3±29 psi2) |
| - Air conditioning included (pressure drops) | 25.5±2.0 bar (369.8±29 psi2) |
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