Retrofit Mercedes-Benz Dashcam Wiring Harness - AZ54.71-P-0001-01MFS

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Model 118.3

except code 409 (Left and right front multicontour seat)

except code U22 (Lumbar support adjustment)

Topical note	Notes on retrofitting electrical/optical lines	AH82.00-P-0000-01A
Topical note	Information on preventing damage to electronic components due to electrostatic discharge	AH54.00-P-0001-01A
Topical note	Notes on the use of paint scraping nuts on ground connections	AH00.19-P-1000-20A

GROUND POINTS

Number	Designation				Model 118
BA00.19-P-1019-02E	Right front footwell ground point	W15	M6	Nm	10

Fig 1: Identifying New Passenger Car Wiring Harness Repair Kit (220 589 04 99 00)

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Fig 2: Identifying Wiring Harness Repair Kit, Basic (000 589 13 99 00)

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REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1144-02A	Adhesive tape roll, non-woven Tesa tape, 50 meters, 50 mm wide	A 008 989 50 85 09

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Connection scheme

"Retail" routing diagram

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"Vehicle Preparation Center" routing diagram

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The following work procedure is described based on the "Retail" routing diagram.

Route dashcam wiring harness (8) from front dashcam mount (8.15) under roof lining toward the right to A-pillar.

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Fasten ferrite cores (8.2) of dashcam wiring harness (8) to roof lining using felt tape.

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Route three single lines (8.3, GN, RD) of dashcam wiring harness (8) above window airbag (30) up to footwell.

Route three single lines (8.3, GN, RD) of dashcam wiring harness (8) through cable duct behind crossmember for instrument panel.

Use a pull-through device.

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Route and connect ground line (8.3) of dashcam wiring harness (8) to front right footwell ground point (W15).
Route two single lines (GN, RD) of dashcam wiring harness (8) to vehicle interior fuse and relay module (F152/4) at right.

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Remove electrical fuse (29) from slot 124 (arrow) of vehicle interior fuse and relay module (F152/4).

The electrical fuse (29) is reused.

The fuse rating of the electrical fuse (29) is 20 A.

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Release fuse holder (30) of vehicle interior fuse and relay module (F152/4) (arrows) and remove.

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Remove red/yellow line (20) from contact cavity "5" (arrow) of fuse holder (30).

Take appropriate tool from the basic wiring harness repair kit or the supplementary passenger car wiring harness repair kit.

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Install blue/white line (BU/WH) of dashcam wiring harness (8) into fuse holder (10).

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Install removed red/yellow line (20) into free contact cavity of fuse holder (10).
Install green line (GN) into contact cavity "5" (arrow) of fuse holder (30).

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Install electrical fuse (11) included in parts kit into fuse holder (10).

The fuse rating of the electrical fuse (11) is 25 A.

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On veh. except code 299 (PRE-SAFE), except code 413 (Panoramic sliding sunroof/glass roof), except code 459 (Steel suspension with adjustable damping), except code U67 (230 V socket in rear passenger compartment), except code U80 (115 V socket)
Install fuse holder (26) in empty space "M3D" (arrow F) in vehicle interior fuse and relay module (F152/4).
Install red line (RD) of dashcam wiring harness (8) into contact cavity "4" (arrow G) of fuse holder (26).
Lock fuse holder (30) on vehicle interior fuse and relay module (F152/4) again.
Shown on veh. without code 299 (PRE-SAFE), without code 413 (Panoramic sliding sunroof/glass roof), without code 459 (Steel suspension with adjustable damping), without code U67 (230 V socket in rear passenger compartment), without code U80 (115 V socket)

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Fasten fuse holder (10) using a cable tie.
Fasten red line (RD) of dashcam wiring harness (8) using a cable tie.

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Install electrical fuse (29) into slot 124 (arrow A) of vehicle interior fuse and relay module (F152/4).

The electrical fuse (29) was removed beforehand.

The fuse rating of the electrical fuse (29) is 20 A.
Install electrical fuse (12) included in parts kit into slot 116 (arrow B) of vehicle interior fuse and relay module (F152/4).

The fuse rating of the electrical fuse (12) is 5 A.

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Route branch-off line for rear dashcam of dashcam wiring harness (8) on roof lining towards rear up to center of roof lining.

On vehicles with code 413 (Panoramic sliding roof/glass roof)

Route branch-off line for dashcam at rear behind mount for rear coat hook (arrow).

On vehicles without code 413 (Panoramic sliding roof/glass roof)

Route dashcam wiring harness (8) in front area at the same level. Route branch-off line for dashcam at rear behind mount for rear grab handle.
Strap down extended lengths of dashcam wiring harness (8) in area of their routing.
Fasten dashcam wiring harness (8) on roof lining using felt adhesive tape.
Shown on vehicle with code 413 (Panoramic sliding sunroof/glass roof) with removed roof lining

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Route dashcam wiring harness (8) by dimension (a) beyond edge of cutout for additional brake lamp in roof lining (b).

Dimensions:

a = 280 mm

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