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Home >> Mercedes Benz >> 2019 >> C300 4Matic, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 302 (Climate Control - 253 Chassis 3 Of 3) >> Wiring Diagrams >> Wiring Diagram Of Heater Booster Control Unit >> Wiring Diagram Of Heater Booster Control Unit - PE83.70-P-2102-97FCB

Wiring Diagram Of Heater Booster Control Unit - PE83.70-P-2102-97FCB

WARNING: This page is about a different car, the 2023 Mercedes-Benz GLC300, 2022 Mercedes-Benz GLC300, 2021 Mercedes-Benz GLC300, 2020 Mercedes-Benz GLC350e, and 2020 Mercedes-Benz GLC300. However, it is still accessible from the selected car via links, so may be relevant.

Model 253 (except 253.99) 

as of model year 2020 

with code ME05 (HYBRID DRIVE 80KW VARIANT (INCLUDING PLUGIN)) 

Control unit N33/5 

Code: Designation: Position:
A0 Use of wiring diagrams 48L
Code L LEFT-HAND DRIVE 9D
Code R RIGHT-HAND DRIVE 12D
F1/3 Passenger-side A-pillar fuse box 6L
F1/3f308 Fuse 308 5L
N22/1 Climate control control unit 16L
N33/5 High-voltage PTC heater 4A
N33/5 High-voltage PTC heater 12A
N33/5 High-voltage PTC heater 20A
N33/5 High-voltage PTC heater 27A
N33/5 High-voltage PTC heater 33A
N33/5 High-voltage PTC heater 39A
N83/11 Alternating current charger for high-voltage battery 20L
S7 High-voltage disconnect device 25L
W16/4 Right major assembly compartment ground point 5E
W95 Right front strut ground connection 24E
X18 Cockpit wiring harness and frame floor assembly electrical connector 10F
X18/35 Cockpit wiring harness and frame floor assembly electrical connector 12F
X999 High-voltage power distributor 28L
Y16 Stationary heater switchover valve 9L
Z68/24z1 Connector sleeve, data line for climate control LIN 2 15G
Z68/29z1 Connector sleeve, ground line for climate control LIN 1 and climate control LIN 2 16G
G14475171Courtesy of MERCEDES-BENZ USA
G14475172Courtesy of MERCEDES-BENZ USA
G14475173Courtesy of MERCEDES-BENZ USA