Steering wheel heater (with code 443 (Steering wheel heater)), shown on model 205.0 |
N22/1 | Climate control control unit |
N73 | Electronic ignition switch control unit |
N80 | Steering column module control unit |
N135 | Steering wheel electronics |
R22/4 | Steering wheel heater |
R22/4b1 | Heating element temperature sensor |
R22/4r1 | Steering wheel heater heating element |
S59/1 | Steering column adjustment and steering wheel heater switch |
S59/1e1 | Steering wheel heater indicator lamp |
S59/1s2 | Steering wheel heater switch |
P46.11-2171-76
Model 205
as of model year 2019
with code 443 (Heated steering wheel)
Model 253
as of model year 2020
with code 443 (Heated steering wheel)
The steering wheel electronics is connected via the steering wheel CAN (CAN LR) to the network architecture of the vehicle.
P91.30-2609-79
Front seat heater (SIH) (with code 401 (Seat climate control for driver and front passenger) or with code 873 (Seat heater for driver and front passenger)), shown on model 205.0 |
N10/8 | Rear SAM control unit | R13/1 | Left front seat cushion heater pad | |
N22/1 | Climate control control unit | R13/2 | Left front seat backrest heater pad | |
N25/4 | Front passenger seat heater control unit (up to 31.05.2015 except code 242 (Electrically adjustable front passenger seat with memory function) and except code 222 (Right electrically adjustable front seat)) | R13/3 | Right front seat cushion heater pad | |
N25/5 | Driver seat heater control unit (up to 31.05.2015 except code 275 (Memory package) and except code 221 (Left electrically adjustable driver seat)) | R13/4 | Right front seat backrest heater pad | |
N25/17 | Front seat heater control unit (as of 01.06.2015 except code 221 (Left electrically adjustable driver seat) and except code 222 (Right electrically adjustable front seat) and except code 242 (Electrically adjustable front passenger seat with memory function) and except code 275 (Memory package)) | R24 | Heater pad for adjustable seat cushion length, left front seat (with code 275 (Memory package) or with code 221 (Left electrically adjustable driver seat)) | |
N32/1 | Driver seat control unit (with code 275 (Memory package) or with code 221 (Left electrically adjustable driver seat)) | R24/1 | Heater pad for adjustable seat cushion length, right front seat (with code 242 (Electrically adjustable front passenger seat with memory function) or with code 222 (Electrically adjustable right front seat)) | |
N32/2 | Front passenger seat control unit (with code 242 (Electrically adjustable front passenger seat with memory function) or with code 222 (Electrically adjustable right front seat)) | S51/1 | Left front seat climate control switch group | |
N69/1 | Left front door control unit | S51/1s2 | Left front seat heater switch | |
N69/2 | Right front door control unit | S51/2 | Right front seat climate control switch group | |
N73 | Electronic ignition switch control unit | S51/2s2 | Right front seat heater switch |
Model 253 with code 873 (Seat heating for driver and front passenger) or code 401 (Seat climate control for driver and front passenger) and code 547 (Connect 20 Entry (NTG6)) or code 548 (Connect 20 MID (NTG6)) or code 549 (Connect 20 HIGH (NTG6))
The seat heater can also be operated via the voice control system. The voice control system is controlled via the head unit (A26/17).
P91.30-2669-79
Rear seat heater (SIH) (with code 872 (Rear seat heater)), shown in model 205.1 |
N10/8 | Rear SAM control unit | R13/5 | Left rear seat sitting surface heated cushion | |
N22/1 | Climate control control unit | R13/6 | Left rear backrest heated cushion | |
N25/6 | Rear seat heaters control unit | R13/7 | Right rear seat sitting surface heated cushion | |
N69/3 | Left rear door control unit | R13/8 | Right rear backrest heater pad | |
N69/4 | Right rear door control unit | S51/3 | Left rear seat heaters button | |
N73 | Electronic ignition switch control unit | S51/4 | Right rear seat heaters button |
P91.30-2576-79
Seat ventilation (with code 401 (Seat climate control for driver and front passenger)), shown on model 205.0 |
A1 | Instrument cluster | N32/1 | Driver seat control unit (with code (275) Memory package) | |
M18/9 | Left front seat cushion seat ventilation motors | N32/2 | Front passenger seat control unit (with code 242 (Electrically adjustable front passenger seat with memory)) | |
M18/10 | Left front backrest seat ventilation motors | N69/1 | Left front door control unit | |
M18/11 | Right front seat cushion seat ventilation motors | N69/2 | Right front door control unit | |
M18/12 | Right front backrest seat ventilation motors | N73 | Electronic ignition switch control unit | |
N10/8 | Rear SAM control unit | S51/1 | Left front seat climate control switch group | |
N25/4 | Front passenger seat heater control unit (up to 31.05.2015 except code 242 (Electrically adjustable front passenger seat with memory function) and except code 222 (Right electrically adjustable front seat)) | S51/1s3 | Left front seat ventilation switch | |
N25/5 | Driver seat heater control unit (up to 31.05.2015 except code 275 (Memory package) and except code 221 (Left electrically adjustable driver seat)) | S51/2 | Right front seat climate control switch group | |
N25/17 | Front seat heater control unit (as of 01.06.2015 except code 221 (Left electrically adjustable driver seat) and except code 222 (Right electrically adjustable front seat) and except code 242 (Electrically adjustable front passenger seat with memory function) and except code 275 (Memory package)) | S51/2s3 | Right front seat ventilation switch |
Model 253 with code 401 (Seat climate control for driver and front passenger) and code 547 (Connect 20 Entry (NTG6)) or code 548 (Connect 20 MID (NTG6)) or code 549 (Connect 20 HIGH (NTG6))
The seat ventilation can also be operated via the voice control system. The seat heater can also be operated via the voice control system. The voice control system is controlled via the head unit.
P91.30-2674-79
AIRSCARF (with code 403 (AIRSCARF system)), shown on model 205.4 |
A1 | Instrument cluster | N69/2 | Right front door control unit | |
M4/10 | Left AIRSCARF fan motor | N73 | Electronic ignition switch control unit | |
M4/11 | Right AIRSCARF fan motor | R22/5 | Left AIRSCARF heating element | |
N10/6 | Front SAM control unit | R22/6 | Right AIRSCARF heating element | |
N10/8 | Rear SAM control unit | S51/1 | Left front seat climate control switch group | |
N22/1 | Climate control control unit | S51/1s4 | Left front AIRSCARF switch | |
N22/6 | Rear control unit | S51/2 | Right front seat climate control switch group | |
N25/7 | AIRSCARF control unit | S51/2s4 | Right front AIRSCARF switch | |
N69/1 | Left front door control unit |
Component description for instrument cluster | A1 | ||
Head unit, component description | Model 253 with code 873 (Seat heating for driver and front passenger) or code 401 (Seat climate control for driver and front passenger) or code 443 (Steering wheel heater) and code 547 (Connect 20 Entry (NTG6)) or code 548 (Connect 20 MID (NTG6)) or code 549 (Connect 20 HIGH (NTG6)) | ||
Component description for front SAM control unit | N10/6 | ||
Component description for rear SAM control unit | N10/8 | ||
Climate control control unit, component description | N22/1 | ||
Rear control unit, component description | Model 205.4 | ||
Seat heater control unit, component description | Model 205, 253 | ||
Component description for AIRSCARF system control unit | Model 205.4 | ||
Component description for driver seat control unit | Model 205, 253 | ||
Component description for front passenger seat control unit | Model 205, 253 | ||
Component description for left front door control unit | N69/1 | ||
Component description for right front door control unit | N69/2 | ||
Component description for rear door control unit | Model 205.1, 253 | ||
Component description for the electronic ignition lock control unit | Model 205 up to model year 2019, model 253 up to model year 2020 | ||
Model 205 as of model year 2019, model 253 (except 253.99) as of model year 2020, model 253.99 | |||
Component description for steering column tube module control unit | Model 205 | ||
Model 205 | |||
Table of contents for function description of comfort heating systems |