Disconnect/Connect Battery Ground Line - AR54.10-P-0003MFA
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
Shown on model 177
Shown on model 243
| Risk of fire /risk of explosion due to short circuit and escaping oxyhydrogen gas. Risk of (burn) injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte/mist, short circuit and arcing. Risk of poisoning caused by swallowing battery electrolyte or absorption of lead through the skin or body orifices. Risk of death due to voltage U >= 30 V AC and U >= 60 V DC. | No fires, sparks, open flames, or smoking. Wear acid-resistant gloves, clothing, and glasses. Pour battery acid only into suitable and appropriately marked containers. | AS54.10-Z-0001-01A | |
| Risk of injury caused by scraping or cutting body parts on sharp vehicle parts | Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels. |
AS00.00-Z-0017-01A | |
| Notice | Notes on battery | AH54.10-P-0001-01A | |
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| Remove/install | |||
| 1 | Switch off ignition and store transmitter key outside of transmission range (min. 2 m). | All electrical consumers must be switched off. Danger of damage to consumers when disconnecting/connecting ground line (2). |
|
| 2 | Release cover (1) in direction of arrow and remove. | Model 118, 177, 247 | |
| 3 | Unfasten nut (3) and remove ground line (2) from negative pole of on-board electrical system battery (G1). | ||
| Information on validation of 12 V on-board electrical system absence of voltage | AH54.10-P-0011-01A | ||
Nut, electrical line to negative terminal/positive terminal of on-board electrical system battery |
*BA54.10-P-1003-01M | ||
Nut, ground line (battery sensor) to battery terminal |
*BA54.10-P-1005-01D | ||
| 4 | Install in the reverse order. |
BATTERY
| Number | Designation | Model 243 | |
|---|---|---|---|
| BA54.10-P-1003-01M | Nut, electrical line to negative terminal/positive terminal of on-board electrical system battery | Nm | 6 |
BATTERY
| Number | Designation | Model 118 | Model 177 | |
|---|---|---|---|---|
| BA54.10-P-1005-01D | Nut, ground line (battery sensor) to battery terminal | Nm | 6 | 6 |
BATTERY
| Number | Designation | Model 247 | |
|---|---|---|---|
| BA54.10-P-1005-01D | Nut, ground line (battery sensor) to battery terminal | Nm | 6 |