Remove/Install ATA Alarm Siren - AR80.50-P-9842MFA
WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2023 Mercedes-Benz CLA45 AMG, 2023 Mercedes-Benz CLA35 AMG, 2023 Mercedes-Benz CLA250, 2022 Mercedes-Benz CLA45 AMG, and 2022 Mercedes-Benz CLA35 AMG. However, it is still accessible from the selected car via links, so may be relevant.
Model 118, 177, 243, 247
with code 882 (Sensor system and siren for anti-theft alarm system)
Shown on model 177.0 with code 882 (Anti-theft alarm system sensor system and siren)
| The high voltage used for electric welding presents a lethal hazard. Risk of explosion from welding in areas close to highly inflammable materials. Risk of injury from weld splatter and UV-light when welding. Risk of poisoning from inhaling welding | Use insulating mats. Wear protective clothing, safety glasses and a protective mask. Remove highly inflammable materials from the hazard area. Use air extraction system. | AS00.00-Z-0007-01A | |
| Notice | gases Information on preventing damage to electronic components due to electrostatic discharge |
AH54.00-P-0001-01A | |
| Remove | |||
| 1 | Detach ground line of on-board electrical system battery. | AR54.10-P-0003MFA | |
| 2 | Remove rear part of the front left fender liner. | Model 118, 177, 247 with code 882 (Sensor system and siren for anti-theft alarm system) | AR88.10-P-1301MFA |
| Model 243 with code 882 (Sensor system and siren for anti-theft alarm system) | AR88.10-P-1301EQA | ||
| 3 | Release and disconnect electrical connector (4) and remove electrical wiring harness from bracket (1). | ||
| 4 | Screw commercially available nut onto the threaded pin of the alarm siren (H3/1) and weld together with two tack weld points with the theft-proof nut (3). | ||
| 000 588 12 84 00 Welder | WS00.00-P-0318K | ||
| 5 | Unscrew commercially available nut (6) together with the theft-proof nut (3). | ||
| 6 | Remove alarm siren (H3/1). | ||
| 7 | Screw commercially available nut (6) onto the threaded pin (5) and weld together with two tack weld points with the theft-proof nut (2). | When replacing bracket (1). | |
| 000 588 12 84 00 Welder | WS00.00-P-0318K | ||
| 8 | Unscrew commercially available nut (6) together with the theft-proof nut (2). | When replacing bracket (1). | |
| 9 | Remove holder (1). | When replacing bracket (1). | |
| Install | |||
| 10 | Install bracket (1). | When replacing bracket (1). | |
| *BA80.50-P-1001-01D | |||
| Fig 2 | |||
| 11 | Install alarm siren (H3/1). | Because otherwise, the alarm siren (H3/1) may twist when the nut (3) is tightened. |
|
| *BA80.50-P-1002-01D | |||
| Fig 2 | |||
| 12 | Connect electrical connector (4) and fasten electrical wiring harness. | ||
| 13 | Install rear part of the front left fender liner. | Model 118, 177, 247 with code 882 (Sensor system and siren for anti-theft alarm system) | AR88.10-P-1301MFA |
| Model 243 with code 882 (Sensor system and siren for anti-theft alarm system) | AR88.10-P-1301EQA | ||
| 14 | Connect ground line of on-board electrical system battery. | AR54.10-P-0003MFA |
ANTI-THEFT ALARM SYSTEM
| Number | Designation | Model 118 | Model 177 | |
|---|---|---|---|---|
| BA80.50-P-1001-01D | Nut/screw, horn to body | Nm | 10 | 10 |
ANTI-THEFT ALARM SYSTEM
| Number | Designation | Model 243 | Model 247 | |
|---|---|---|---|---|
| BA80.50-P-1001-01D | Nut/screw, horn to body | Nm | 10 | 10 |
ANTI-THEFT ALARM SYSTEM
| Number | Designation | Model 118 | Model 177 | |
|---|---|---|---|---|
| BA80.50-P-1002-01D | Nut, horn to bracket | Nm | 9 | 9 |
ANTI-THEFT ALARM SYSTEM
| Number | Designation | Model 243 | Model 247 | |
|---|---|---|---|---|
| BA80.50-P-1002-01D | Nut, horn to bracket | Nm | 9 | 9 |