Retrofit Mercedes-Benz Dashcam Wiring Harness - AZ54.71-P-0001-01MFM
Model 177.1
with code 409 (Left and right front multicontour seat)
Model 177.1
with 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 |
| Number | Designation | Model 177 | |||
|---|---|---|---|---|---|
| BA00.19-P-1019-02E | Right front footwell ground point | W15 | M6 | Nm | 10 |
| 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 |
Connection scheme
"Retail" routing diagram
"Vehicle Preparation Center" routing diagram
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.
- Fasten ferrite cores (8.2) of dashcam wiring harness (8) to roof lining using felt tape.
- 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.
- 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.
- Remove electrical fuse (29) from slot 124 (arrow A) of vehicle interior fuse and relay module (F152/4).
The fuse rating of the electrical fuse (29) is 20 A.
- Remove electrical fuse (25) from slot 116 (arrow B) of vehicle interior fuse and relay module (F152/4).
The fuse rating of the electrical fuse (25) is 7.5 A.
- Release fuse holder (30) of vehicle interior fuse and relay module (F152/4) (arrows D) and remove.
- Release fuse holder (26) of vehicle interior fuse and relay module (F152/4) (arrows E) and remove.
- Remove red/yellow line (20) from contact cavity "5" (arrow) of fuse holder (30).
basic wiring harness repair kit or the
- Install blue/white line (BU/WH) of dashcam wiring harness (8) into fuse holder (10).
- 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).
- Install electrical fuse (11) included in parts kit into fuse holder (10).
- Remove red line (38) from contact cavity "4" (arrow) of fuse holder (26).
- Install removed red line (38) into free contact cavity of fuse holder (9.1).
- Install Y-line (9) into contact cavity "4" (arrow) of fuse holder (26).
- Install red line (RD) of dashcam wiring harness (8) into fuse holder (9.2).
- Install electrical fuse (12) included in parts kit into fuse holder (9.2).
- Install electrical fuse (25) into fuse holder (9.1).
The fuse rating of the electrical fuse (25) is 7.5 A.
- Lock both fuse holders (26, 30) at vehicle interior fuse and relay module (F152/4) again.
- Assemble retrofitted fuse holders (9.1, 9.2, 10).
- Fasten fuse holders (9.1, 9.2, 10) with cable ties.
- Install electrical fuse (29) into slot 124 (arrow A) of vehicle interior fuse and relay module (F152/4).
The fuse rating of the electrical fuse (29) is 20 A.
- Install electrical fuse (13) included in parts kit into slot 116 (arrow B) of vehicle interior fuse and relay module (F152/4).
- Route branch-off line for rear dashcam of dashcam wiring harness (8) on roof lining towards rear up to center of roof lining.
Route branch-off line for rear dashcam behind mount for rear clothes hook (arrow).
Route dashcam wiring harness (8) in front area at same height.
Route branch-off line for rear dashcam 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/panoramic roof) with removed roof lining
- Route dashcam wiring harness (8) by dimension (a) beyond edge of cutout for additional brake lamp in roof lining (b).
a = 280 mm