Remove/Install Parameterizable Special Module (PSM) - AR54.21-S-2476E
Model 447, 448
Shown on model 447.8 without code E65 (Burmester surround sound system)
Shown on model 447.8 With Code E65 (Burmester surround sound system)
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Notice | Notes on carrying out repair work in the vehicle interior | AH68.00-D-0001-01KOS | |
| Remove/install | |||
| 1 | Connect diagnostic system and read out basic data from parameterizable special module (PSM) control unit (N26/16) and buffer | When replacing parameterizable special module (PSM) control unit (N26/16). | |
| AD00.00-S-2000-04E | |||
| 2 | Switch off ignition and remove transmitter key | ||
| 3.1 | Unclip cover (1) on outside of left seat base and remove | Model 447.6/7, 448.7 Model 447.8, 448.8 except code E65 (Burmester® surround sound system) |
|
| 3.2 | Remove left seat base | Model 447.8, 448.8 with code E65 (Burmester® surround sound system) |
AR91.10-S-3000E |
| 4 | Remove the auxiliary battery | Model 447 with code E28 (Additional battery for retrofitted consumers) |
AR54.10-S-0007E |
| 5 | Remove screws (4) | Model 447.8, 448.8 with code E65 (Burmester® surround sound system) |
|
| 6 | Unscrew nuts (2) | ||
| 7 | Position parameterizable special module (PSM) control unit (N26/16) so that electrical connections (3) are accessible | ||
| 8 | Separate electrical connections (3) and remove parameterizable special module (PSM) control unit (N26/16) | ||
| 9 | Install in the reverse order |