1 | Cover |
2 | Seat base |
3 | Relay holder |
4 | Nut |
5 | Bracket |
6 | Positive lines |
7 | Ground cable |
G1/12 | On-board electrical system backup battery |
D54.10-1174-06
| Remove/install | ||
1 | Switch off all electrical consumers | | |
2 | Switch off ignition and remove transmitter key from electronic ignition lock control unit | ||
3 | Remove driver seat | ||
Do not remove seat belt from driver's seat. | |||
4 | Detach cover (1) from seat base (2) | Installation: Position electrical lines for driver's seat on cover (1). | |
5 | Remove relay holder (3) from seat base (2) and swivel forward | ||
6 | Unscrew nut (4) from bracket (5) | ||
7 | Swing bracket (5) upwards and detach from battery holder | ||
Danger | 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. | |
8 | Disconnect ground line (7) from on-board electrical system backup battery (G1/12) | ||
Topical note | Notes on battery | ||
| Check | ||
9 | Check power for on-board electrical system has been disabled | Using a diode test lamp, check the on-board electrical system for voltage between the positive terminal of the on-board electrical system backup battery (G1/12) and the disconnected ground line (7). | |
If diode test lamp lights up: | |||
| |||
Detach ground line of on-board electrical system battery. | |||
The electrical system is to be repaired once the work to be carried out has been completed. | |||
10 | Disconnect positive lines (6) from on-board electrical system backup battery (G1/12) | ||
11 | Remove on-board electrical system backup battery (G1/12) from battery holder | ||
12 | Install in the reverse order |