Leon Mk2
Note
|
| 1 - | Outlet temperature sender -G150- → Anchor1) |
| q | Removing and installing → Chapter |
| 2 - | Diagnostic connector |
| q | Perform AC self-diagnosis. |
| 3 - | Instrument cluster |
| q | With control unit in dash panel insert -J285- and ambient temperature indicator -G106- → Anchor2) |
| q | The ambient temperature output by the operating and display unit, Climatronic control unit -J255- is only displayed for example on vehicles with automatic gearbox if a gear is engaged |
| q | If temperature reading is incorrect, check measured values of temperature sensors |
| q | Measured value of ambient temperature sensor -G17- is evaluated by control unit in dash panel insert -J285- and transmitted by way of convenience data bus system to operating and display unit, Climatronic control unit -J255- → "Guided fault-finding" function of vehicle diagnostic, testing and information system VAS 5051 and → Electrical system; Rep. Gr.01 |
| 4 - | Accelerator control |
| q | Kick-down deactivation of the air conditioning system compressor regulating valve -N280- is effected by way of the relevant engine control unit → "Guided fault-finding" function of vehicle diagnostic, testing and information system VAS 5051, → Injection and ignition system; Rep. Gr.01 and → Diesel direct injection and glow plug system; Rep. Gr.01 |
| 5 - | Control motor of the left temperature flap -V158- → Anchor2) |
| q | With left temperature flap control motor potentiometer -G220- → Anchor1) |
| q | Determining the colour of the lever: Red (yellow with right hand drive) |
| q | Removing and installing → Chapter |
| 6 - | Heater element for supplementary air heater -Z35- → Anchor2) |
| q | Removing and installing → Chapter |
| q | Function test |
| 7 - | Heating system heat exchanger |
| q | Removing and installing → Chapter |
| 8 - | Air temperature sender, left foot well zone vent -G261- → Anchor1) |
| q | Removing and installing → Chapter |
| 9 - | Air temperature sender, right foot well zone vent -G262- → Anchor1) |
| q | Removing and installing → Chapter |
| 10 - | Removing and installing operating and display unit (Climatronic control unit -J255-) |
| q | Different versions, assignment → Spare parts catalogue |
| q | Removing and installing → Chapter and → Chapter |
| q | The temperature sensor blower -V42- and the dash panel temperature sensor -G56- are integrated into the operating and display unit, Climatronic control unit -J255- |
| q | Heed additional notes → Chapter |
| q | Checking and setting code |
| q | Display zones and buttons are illuminated by LEDs which cannot be replaced |
| 11 - | Temperature sensor blower -V42- → Anchor2) |
| q | Installed in operating and display unit, Climatronic control unit -J255-; cannot be renewed separately |
| 12 - | Dash panel temperature sensor -G56- |
| q | Installed in operating and display unit, Climatronic control unit -J255-; cannot be renewed separately |
| 13 - | Defrost vent |
| q | For windscreen |
| q | Removing and installing → General body repairs, interior; Rep. Gr.70 |
| 14 - | Sunlight penetration photosensor -G107- → Anchor1) |
| q | Removing and installing → Chapter |
| 15 - | Fresh air intake duct temperature sensor -G89- → Anchor1) |
| q | Checking |
| q | Removing and installing → Chapter |
| 16 - | Control motor of the air recirculation flap -V113- → Anchor2) |
| q | With potentiometer for air recirculation flap control motor -G143-. |
| q | Determining the colour of the lever: Blue (Light blue with pin with additional function for actuating the fresh-air flap with right hand drive vehicles) |
| q | Removing and installing → Chapter |
| q | On right-hand drive vehicles also actuates fresh-air flaps (no air flow flap control motor -V71- fitted) |
| 17 - | Control motor of the air flow flap -V71- → Anchor2) |
| q | On left-hand drive vehicles, this motor actuates fresh-air and air flow flaps |
| q | Only fitted on left-hand drive vehicles |
| q | Right-hand drive vehicles have no air flow flap; the fresh-air flaps are actuated by the air recirculation flap control motor -V113- (no air flow control) |
| q | With potentiometer for air flow flap control motor -G113- → Anchor1) |
| q | Determining the colour of the cam plate: Light blue |
| q | Removing and installing → Chapter |
| 18 - | Outlet temperature sender, right side -G151- → Anchor1) |
| q | Removing and installing → Chapter |
| 19 - | Fresh air blower control unit -J126- and fresh air blower -V2- → Anchor2) |
| q | Removing and installing → Chapter |
| q | Integrated into fresh-air blower -V2- is fresh-air blower control unit -J126- which cannot be replaced separately. |
| 20 - | Air duct connection for glove box cooling |
| q | Vehicles without glove box cooling are fitted with a plug (Fig.). |
| q | For glove box cooling components, refer to → General body repairs, interior; Rep. Gr.68 |
| q | Removing and installing → Chapter |
| 21 - | Evaporator outlet temperature sender -G263- → Anchor1) |
| q | Removing and installing → Chapter |
Note| The evaporator may ice up if the evaporator outflow temperature sender -G263- is not properly installed in the air conditioner unit air flow. |
| 22 - | Control motor of the central flap -V70- → Anchor2) |
| q | With potentiometer for central flap control motor -G112- → Anchor1) |
| q | Determining the colour of the lever: White (black with right hand drive vehicles) |
| q | Removing and installing → Chapter |
| 23 - | Control motor of the defroster flap -V107- → Anchor2) |
| q | With potentiometer for defroster flap control motor -G135- → Anchor1) |
| q | Determining the colour of the lever: Green (light green with right hand drive vehicles) |
| q | Removing and installing → Chapter |
| 24 - | Control motor of the right temperature flap -V159- → Anchor2) |
| q | With right temperature flap control motor potentiometer -G221- → Anchor1) |
| q | Determining the colour of the lever: Violet (brown with right hand drive vehicles) |
| q | Removing and installing → Chapter |
| 25 - | Condensation drain |
| q | Check → Chapter |
| q | Removing and installing → Chapter |
Note| Incomplete condensate drainage may result in an odour nuisance. |
| 26 - | Condensation drainage valve |
| q | Check → Chapter |
| q | Removing and installing → Chapter |
| 27 - | Air conditioning with evaporator |
| q | Removing and installing → Chapter |
| q | Dismantling and assembling → Chapter |
| q | Clean air conditioner evaporator with ultrasonic air conditioner cleaner unit -VAS 6189- → Chapter. |
| q | Always drain refrigerant circuit before removing, vehicle must be taken to a specialist air conditioner workshop |
