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Home >> Mercedes Benz >> 2019 >> C300 4Matic, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 327 (Climate Control - 253 Chassis 1 Of 3) >> Basic Knowledge >> Overview Of System Components For Climate Control - GF83.40-P-9994RF

Overview Of System Components For Climate Control - GF83.40-P-9994RF

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Model 205, 253 

G14188754Courtesy of MERCEDES-BENZ USA

Shown on model 205.0 

IMPORTANT Model 205.4

The rear control unit (N22/6) is also installed in the rear area of the vehicle.

G14188755Courtesy of MERCEDES-BENZ USA

Shown on model 205.0 

G14188756Courtesy of MERCEDES-BENZ USA

Shown on model 205 with CODE 581 (Automatic air conditioning) and CODE 228 (Stationary heater) 

IMPORTANT Model 205, 253

with code 228 (Additional warm water heating)

The stationary heater button is not described in the climate control function description.

The following buttons are not shown on this operating unit:

Climate control with 1-zone temperature control (model 205 with code 579 (Single-zone air conditioning system)) and 2-zone temperature control (model 205, 253 with code 580 (Air conditioning system)) 

G14188757Courtesy of MERCEDES-BENZ USA

Climate control with 3-zone temperature control (model 205, 253 with code 581 (Automatic air conditioning)) 

G14188758Courtesy of MERCEDES-BENZ USA
  Component description for instrument cluster A1 GF54.30-P-6000RF
  Component description for electric refrigerant compressor Model 205.012/013/047/053/054/147/212/213/247/25 3, 253.311/354/911/954/99 A9/5 GF83.55-P-2110RFH 
  Head unit, component description Model 205 up to model year 2019 with code 520 (Audio 20 USB) except code 522 (Audio 20 radio) except code 531 (COMAND® APS) Model 253 (except 253.99) up to model year 2020 with code 520 (Audio 20 USB) except code 522 (Audio 20 radio) except code 531 (COMAND® APS) A26/17 GF82.85-P-3140RF
    Model 205 up to model year 2019 with code 522 (Audio 20 radio) except code 520 (Audio 20 USB) except code 531 (COMAND® APS) Model 253 (except 253.99) up to model year 2020 with code 522 (Audio 20 radio) except code 520 (Audio 20 USB) except code 531 (COMAND® APS) A26/17 GF82.85-P-3140RFA
    Model 205 as of model year 2019 with code 506 (Audio 20 NTG 5.5 radio) Model 205 with code 531 (COMAND® APS) except code 520 (Audio 20 USB) except code 522 (Audio 20 radio)
Model 253 up to model year 2020 with code 531 (COMAND® APS) except code 520 (Audio 20 USB) except code 522 (Audio 20 radio) A26/17
GF82.85-P-3140RFB
    Model 253 with code 547 (Connect 20 Entry (NTG6)) except code 520 (Audio 20 USB) except code 522 (Audio 20 radio) except code 531 (COMAND® APS)
Model 253 with code 548 (Connect 20 MID (NTG6)) except code 520 (Audio 20 USB) except code 522 (Audio 20 radio) except code 531 (COMAND® APS)
Model 253 with code 549 (Connect 20 HIGH (NTG6)) except code 520 (Audio 20 USB) except code 522 (Audio 20 radio) except code 531 (COMAND® APS)
A26/17
GF82.85-P-3140RFM
  Component description for Audio/COMAND® display A40/8 GF54.30-P-6150RF
  Component description for Audio/COMAND® control panel Model 205 as of model year 2019 except code 446 (Touchpad only)
Model 205 up to model year 2019
Model 253 (except 253.99) up to model year 2020
A40/9
GF54.21-P-4501RF
  Component description for panoramic sliding roof control module Model 205, 253 with code 413 (Panoramic sliding sunroof/glass roof)
A98n1
GF77.20-P-4106RF
  Component description for sliding roof control module Model 205 with code 414 (Electric sunroof, glass version
A98/1
GF77.20-P-4108RF
  Touchpad, component description Model 205 as of model year 2019 with code 446 (Touchpad only)
Model 253 (except 253.99) as of model year 2020 with code 446 (Touchpad only)
Model 253.99 with code 446 (Touchpad only)
A105
GF54.21-P-4511RF
  Rain/light sensor with additional functions, component description B38/2 GF54.21-P-6005RF
  Supplemental restraint system control unit, component description N2/10 GF91.60-P-4080RF
  Component description for CDI control unit Model 205 with engine 626
N3/9
GF07.16-P-6000ORB
    Model 253 with engine 642.8
N3/9
GF07.16-P-6000OGY
    Model 205.012/212 with engine 651.9
N3/9
GF07.16-P-6000OLC
    Model 205 (except 205.012/212) with engine 651.9 with code 494 (US version)
Model 253 with engine 651.9
N3/9
GF07.16-P-6000OLD
    Model 205 (except 205.012/212) with engine 651 GF07.16-P-6000OLE
    except code 494 (US version)
N3/9
Model 205 (except 205.013/213), 253 (except 253.311/911) with engine 654.9
Model 253 with engine 656.9
N3/9
GF07.16-P-6000ORF
    Model 205.013/213, 253.311/911 with engine 654.9
N3/9
GF07.16-P-6000ORH
  Component description for ME-SFI (ME) control unit Model 205, 253 with engine 177.9
N3/10
GF07.61-P-6000MNA
    Model 205, 253 with engine 264.9 N3/10 GF07.61-P-6000MRS
    Model 205 (except 205.047/053/054/147/247/253), 253 (except 253.353/354/953/954) with engine 274.9 N3/10 GF07.61-P-6000MRA
    Model 205.047/053/054/147/247/253, 253.353/354/953/954 with engine 274.9 N3/10 GF07.61-P-6000MRH
    Model 205, 253 with engine 276.8 N3/10 GF07.61-P-6000MMV
  Component description for front SAM control unit N10/6 GF54.21-P-7010RF
  Component description for rear SAM control unit N10/8 GF54.21-P-7030RF
  Climate control control unit, component description N22/1 GF83.40-P-2250RF 
  Rear climate control operating unit, component description Model 205, 253
with code 581 (Automatic climate control) N22/4
GF83.40-P-3050RF 
  Rear control unit, component description Model 205.4 N22/6 GF54.21-P-4134RF
  Component description for Electronic Stability Program control unit Model 205 (except 205.012/013/047/053/054/147/212/213/247/25 3), 253 (except 253.353/354/953/954/99)
N30/4
GF42.45-P-5119RF
    Model 205.012/013/047/053/054/147/212/213/247/25 3, 253.353/354/953/954/99
N30/4
GF42.45-P-5119RFH
  Front climate control operating unit, component description N58/1 GF83.40-P-2260RF 
  Component description for left front door control unit N69/1 GF72.29-P-6001RF
  Component description for right front door control unit N69/2 GF72.29-P-6009RF
  Component description for rear door control unit Model 205.0/1/2, 253
N69/3, N69/4
GF72.29-P-6021RF
  Component description for KEYLESS-GO control unit Model 205
up to model year 2019 with code 889 (KEYLESS-GO) Model 205
up to model year 2019 with code 893 (KEYLESS-Start) Model 253 (except 253.99) up to model year 2020 with code 889 (KEYLESS-GO)
Model 253 (except 253.99) up to model year 2020 with code 893 (KEYLESS-Start)
N69/5
GF80.61-P-4204RF
    Model 205 as of model year 2019
Model 253 (except 253.99) as of model year 2020
Model 253.99
N69/5
GF80.61-P-4204RFM
  Component description for overhead control panel control unit N70 GF82.20-P-5216RF
  Component description for the electronic ignition lock control unit Model 205 up to model year 2019
Model 253 (except 253.99) up to model year 2020
N73
GF80.57-P-6001RF
    Model 205 as of model year 2019 Model 253 (except 253.99) as of model year 2020 Model 253.99 N73 GF80.57-P-6001RFM
  Component description for steering column tube module control unit Model 205 up to model year 2019 Model 253 (except 253.99) up to model year 2020
N80
GF54.21-P-6051RF
    Model 205 as of model year 2019 Model 253 (except 253.99) as of model year 2020
Model 253.99
N80
GF54.21-P-6051RFM
  Component description for battery management system control unit Model 205.012/212 with engine 651.921
Model 205.013/213 with engine 654.920
Model 205.047/147/247, 253.954 with engine 274.920
Model 205.053/253 with engine 274.920
Model 253.354 with engine 274.920
N82/2
GF54.10-P-3012RFH
    Model 253.9 with engine 780
N82/2
GF54.10-P-3012RFW
  Telematics services communications module, component description Model 205, 253 up to model year 2017 with code B57 (KOM Module battery charging)
N112/1
GF82.85-P-0220RF
  HERMES control unit, component description Model 205, 253 with code 362 (HERMES communications module LTE)
Model 205 up to model year 2019 with code 360 (HERMES UMTS)
Model 253 (except 253.99) with code 360 (HERMES UMTS)
N112/9
GF82.85-P-0221RF
  Component description for emergency call system control unit Model 205.047 up to model year 2017 with code 348 (Emergency call/assistant system)
N123/4
GF82.95-P-3212RFU
  Drivetrain control unit, component description Model 205 with engine 626
N127
GF54.21-P-2141ORB
    Model 205.012/212 with engine 651.9
N127
GF54.21-P-2141OLC
    Model 205 (except 205.012/212), 253 with engine 651.9
N127
GF54.21-P-2141OLD
    Model 205, 253 with engine 654.9
Model 253 with engine 656.9
N127
GF54.21-P-2141ORH
    Model 205, 253 with engine 177.9
N127
GF54.21-P-2141MNA
    Model 205, 253 with engine 264.9
N127
GF54.21-P-2141MRS
    Model 205 (except 205.047/053/054/147/247/253), 253 (except 253.353/354/953/954) with engine 274.9 N127 GF54.21-P-2141MRA
    Model 205, 253 with engine 276.8 N127 GF54.21-P-2141RF
    Model 205.047/053/054/147/247/253, 253.353/354/953/954 with engine 274.9 N127 GF54.21-P-2141MRH
  Component description for fully integrated transmission control unit Model 205, 253 with transmission 724.2 Y38n4 GF27.60-P-5165RFH
    Model 205 with transmission 722.9 (except 722.930) Y38n4 GF27.60-P-5165AHE
    Model 205 with transmission 722.930 Y38n4 GF27.60-P-5165AIA
    Model 253 with transmission 725.0 Y38n4 GF27.60-P-5165ANI
    Model 205 with transmission 725.0 (except 725.017) Y38n4 GF27.60-P-5165ANG
    Model 205 with transmission 725.017
Y38n4
GF27.60-P-5165AHH
  Table of contents for climate control function description   GF83.40-P-0994RF