Leon Mk1
| Component extensions |

| 1 - | Temperature sender for the left hand side air vent -G150- |
| q | Not fitted in vehicles with manual climate control |
| q | Removing and fitting → Chapter |
| 2 - | Diagnosis connector |
| q | Finish the air conditioning self-diagnosis → Vehicle diagnosis, testing and information system VAS 5051 |
| 3 - | Accelerator control |
| q | The deactivation of the Climatronic control unit -J255- compressor Kick-Down (through the Compressor regulation valve, air conditioning -N280-) is performed at the request of the engine control unit (information is exchanged over the data bus). The measurement values block for the Climatronic control unit -J255- can be used to check the actual state → Vehicle diagnosis, testing and information system VAS 5051 |
| 4 - | Flexible condensation drainage tube |
| q | Checking, removing and fitting → Chapter |
| 5 - | Left seat thermosensor -G59- and left heated seat -Z6-, driver's heated seat back -Z7- |
| q | Thermal or heated seats are not fitted in every vehicle (optional equipment) |
| q | Heated seats are controlled by the heated front seats control unit -J774- → Current flow diagrams, Electrical fault finding and Fitting locations |
| q | The activation of the seat heating may be seen in the measurement values block of the Climatronic control unit -J255-, test → Vehicle diagnosis, testing and information system VAS 5051 |
| q | Repairing the thermal seat → Bodywork, interior fitting work; Rep. Gr.74 |
| 6 - | Right seat thermosensor -G60- and right heated seat -Z8-,passenger's heated seat back -Z9- |
| q | Thermal or heated seats are not fitted in every vehicle (optional equipment) |
| q | Heated seats are controlled by the heated front seats control unit -J774- → Current flow diagrams, Electrical fault finding and Fitting locations |
| q | The activation of the seat heating may be seen in the measurement values block of the Climatronic control unit -J255-, test → Vehicle diagnosis, testing and information system VAS 5051 |
| q | Repairing the thermal seat → Bodywork, interior fitting work; Rep. Gr.74 |
| 7 - | De-icing vent |
| q | Passenger side window |
| q | Removing and fitting → Bodywork, interior fitting work; Rep. Gr.70 |
| 8 - | Left hand side dashboard vent |
| q | Removing and fitting the dashboard air vent → Chapter and → Bodywork, interior fitting work; Rep. Gr.70 |
| 9 - | Instrument panel control unit with indication lamps -J285- |
| q | With the Outside temperature indicator -G106- |
| q | The outside temperature emitted by the Climatronic control unit -J255- is displayed. |
| q | If the temperature reading is incorrect, check the measurement values of the temperature sensors → Vehicle diagnosis, testing and information system VAS 5051 |
| q | The measurement value from the Outside temperature sensor -G17- is analysed by the Control unit in the instrument panel and transmitted over the comfort system data bus to the Climatronic control unit -J255- → Vehicle diagnosis, testing and information system VAS 5051 |
| 10 - | De-icing vent |
| q | Windscreen |
| q | Removing and fitting → Bodywork, interior fitting work; Rep. Gr.70 |
| 11 - | Photosensor for solar radiation -G107- andPhotosensor 2 for solar radiation -G134- |
| q | Removing and fitting → Chapter → Bodywork, interior fitting work; Rep. Gr.70 |
| 12 - | Thermosensor - dashboard -G56- |
| q | Fitted in the Climatronic control unit -J255-, this cannot be replaced separately |
| 13 - | Climatronic control unit -J255- |
| q | Different versions (with the button OFF, with or without thermal seat regulator, with or without radio / navigation system or radio with large controls panel), allocation → Spare parts catalogue |
| q | Removing and fitting → Chapter |
| q | The Temperature sensor - Dashboard -G56- is incorporated into the control and indication panel Climatronic control panel -J255- |
| q | Note the additional instructions for the control and indication panel → Chapter |
| q | The self-diagnosis of the Climatronic control unit -J255- must be carried out as described in the guided fault finding → Vehicle diagnosis, testing and information system VAS 5051 |
| q | The illumination of the push buttons and the indication areas is done using LEDs, they may not be replaced |
| 14 - | Left hand side centre dashboard vent |
| q | Removing and fitting the dashboard air vent → Chapter and → Bodywork, interior fitting work; Rep. Gr.70 |
| 15 - | Right hand side centre dashboard vent |
| q | Removing and fitting the dashboard air vent → Chapter and → Bodywork, interior fitting work; Rep. Gr.70 |
| 16 - | Air conditioning with evaporator and removable parts |
| q | Air duct in the climate control and the vehicle → Chapter |
| q | Climate control components in the passenger compartment → Chapter |
| q | Climate control: Removing and fitting → Chapter |
| 17 - | De-icing vent |
| q | Passenger's side window |
| q | Removing and installing: → Chapter and → Bodywork, interior fitting work; Rep. Gr.70 |
| 18 - | Right hand side dashboard vent |
| q | Removing and fitting the dashboard air vent → Chapter and → Bodywork, interior fitting work; Rep. Gr.70 |
| 19 - | Temperature sender for the right hand side air vent -G151- |
| q | Removing and fitting → Chapter |
