Remove/Install Tuner Unit - AR82.60-P-2002LWO
Model 238.3
With Code 522 (Audio 20 radio)
With Code 536 (Sirius satellite radio complete system)
Model 238.3
With Code 522 (Audio 20 radio)
With Code 537 (DAB digital radio standard (Digital Audio Broadcast))
Show Except Code B01 (48V technology)
Shown With Code B01 (48V technology)
| Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof. | No parts of the body or limbs should be within the operating area when the components are moving. | AS00.00-Z-0011-01A | |
| Topical note | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Topical note | Notes on avoiding damage to optical fibers during repair work | AH82.60-P-0001-05AK | |
| Notes on HANDS-FREE ACCESS | AH80.61-P-0001-01A | ||
| Remove/install | |||
| 1 | Carry out initial startup of tuner unit (A90/4) | When replacing tuner unit (A90/4). | |
| AD00.00-P-2000-06LWO | |||
| 2 | Remove trunk recess cover | AR68.30-P-4600LWO | |
| 3 | Switch off ignition and store transmitter key outside of transmission range (min. 2 m) | ||
| 4 | Remove on-board electrical system battery | Model 238.3 with code B01 (48V technology) | AR54.10-P-0009LWK |
| 5 | Disconnect electrical connectors (1) and cover optical fibers | ||
| 6.1 | Remove bolts (2) | Model 238.3 except code B01 (48V technology) | |
| 6.2 | Unscrew nuts (4) | Model 238.3 with code B01 (48V technology) | |
| 7 | Remove tuner unit (A90/4) with bracket (3) from trunk | ||
| 8 | Remove tuner unit (A90/4) from bracket (3) | When replacing tuner unit (A90/4). | |
| 9 | Install in the reverse order |