Remove/install loudspeaker amplifier control unit - AR82.62-P-7720GZG
MODEL 463.270 /271 /341 as of 1.9.08 with CODE (E66) Sound system (harman/kardon)
MODEL 463.236 /237 /341 with CODE (EU9) Surround sound system (harman/kardon Logic 7)
MODEL 463.236 /237 with CODE (E66) Sound system (harman/kardon) up to model year 2013 /model refinement package 2012
MODEL 463.346 with CODE (EU9) Surround sound system (harman/kardon Logic 7) up to model year 2013 /model refinement package 2012
| Remove/install | |||
| 1 | Move the driver seat into the front and upper end position | ||
| Risk of explosion caused by escaping oxyhydrogen gas. Risk of injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries caused by short circuit. Risk of poisoning caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices | No fire, sparks, open flames or smoking. Wear acid-resistant gloves and clothing and safety glasses with side guards. Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground. Only pour liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers. |
AS54.10-Z-0001-01A | |
| 2 | Disconnect battery ground line | Except model 463.236 with code (979) | AR54.10-P-0003G |
| Notes on battery | All models | AH54.10-P-0001-01A | |
| 3 | Disconnect electrical connector (1, 2) | ||
| 4 | Unscrew nuts (3) | ||
| 5 | Remove amplifier for sound system (N40/9) with mounting console (4) | ||
| 6 | Unscrew nuts (5) from mounting console hood (6) | ||
| 7 | Unscrew nuts (7) from mounting console (4) | ||
| 8 | Remove amplifier for sound system (N40/9) from mounting console (4) | ||
| 9 | Install in the reverse order | ||
| 10 | Check sound system amplifier (N40/9) for proper operation | ||
| 11 | Read out fault memory and erase | Stored faults which may be caused by removed cables or by a simulation, must be processed and erased in the fault memories after completing the work. |
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| Connect STAR DIAGNOSIS and read out fault memory | AD00.00-P-2000-04A |