Remove/Install PTC Heater Booster - AR83.70-P-8000LW

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 205 with engine 264, 274

with code 228 (Additional warm water heating)

Model 205 with engine 264, 274

with code 463 (Head-up display)

Model 205, 213 with engine 264, 274

with code 824 (Add.parts for countries w.low temperatures)

Model 205, 213 with engine 654

Model 205, 213, 253 with engine 264, 274

with code 401 (Climatised front seats)

Model 205, 213, 253 with engine 264, 274

with code 873 (Left and right driver's seat heating)

Model 213 with engine 264, 274

with code 902 (Seat heater Plus for driver and front passenger)

Model 213 with engine 642, 656

Model 253 with engine 264, 274

with code 463 (Head-up display)

Model 253 with engine 642, 651, 654, 656

MODIFICATION NOTES

11.10.2018

Remove steering column tube, added.

Operation step 1.2

Shown on 205.### 1#

Fig 1: PTC Heater Booster Components Location - Model 253 With Engine 264, 274 With Code 463 (Shown On 205.### 1#)

Courtesy of MERCEDES-BENZ USA

	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1.1	Remove glove compartment.	Model 205.### 1# model 213.### 1# model 253.### 1# Model 213.### 1#	AR68.10-P-1402LWE
		Model 205.### 1# model 253.### 1#	AR68.10-P-1400LW
1.2	Remove steering column tube.	Model 205.### 2# model 213.### 2# model 253.### 2#	AR46.10-P-0400LW
2	Detach Ground line of on-board electrical system battery.	Model 205.### 1# model 213.### 1# model 253.### 1#	AR54.10-P-0003LW
3	Disconnect electrical connector (1) from PTC heater booster (R22/3).
4	Remove positive line (2) from vehicle interior prefuse box (F32/4).	Nut, positive line to vehicle interior prefuse box	*BA54.15-P-1004-01K
5	Pull floor covering (3) forward from under instrument panel and center console and fold over to one side.	Make sure that the floor covering (3) is correctly seated.
6	Unscrew nut (4) and remove Ground line (5).	Models 205, 253 Ground point/PTC heater booster	*BA00.19-P-1020-01E
		Model 213 Ground point/PTC heater booster	*BA00.19-P-1037-02A
7	Remove screw/bolts (6).
8	Remove PTC heater booster (R22/3).	Make sure that the PTC heater booster (R22/3) is correctly seated.
9	Install in the reverse order

Ground POINTS

Number	Designation			Model 205 up to model year 2019	Model 205 as of model year 2019
BA00.19-P-1020-01E	Ground point/PTC heater booster	W15/9	Nm	15	15

Ground POINTS

Number	Designation			Model 253 (except 253.99)	Model 253.99
BA00.19-P-1020-01E	Ground point/PTC heater booster	W15/9	Nm	15	15

Ground POINTS

Number	Designation			Model 213
BA00.19-P-1037-02A	Ground point/PTC heater booster	M8	Nm	15

FUSE AND RELAY BOX

Number	Designation			Model 205	Model 213
BA54.15-P-1004-01K	Nut, positive line to vehicle interior prefuse box	M6	Nm	8	8
BA54.15-P-1004-01K		M8	Nm	16	16

FUSE AND RELAY BOX

Number	Designation			Model 253
BA54.15-P-1004-01K	Nut, positive line to vehicle interior prefuse box	M6	Nm	8
		M8	Nm	16