Remove/Install DC/DC Converter Control Unit Of Secondary 12 V On-Board Electrical System - AR54.21-P-1604S
Model 214
with code 503 (Remote-controlled parking)
Model 223
with code 200 (Conditionally automated driving)
Model 223
with code 503 (Remote-controlled parking)
Shown on model 223
Shown on model 214.0 with code ME10 (Hybrid vehicle (plug-in, PHEV))
Shown on model 214.0 with code ME10 (Hybrid vehicle (plug-in, PHEV))
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| Remove/install | |||
| 1 | Disconnect ground line of secondary 12 V onboard electrical system battery. | Model 223 with code 200 (Conditionally automated driving) Model 223 with code 503 (Remote-controlled parking) |
AR54.10-P-0052S |
| Model 214 with code 503 (Remote-controlled parking) |
AR54.10-P-0052WEE | ||
| 2 | Remove bracing (5) on left side. | Model 214 with code 503 (Remote-controlled parking) |
|
| 3 | Release and disconnect electrical connector (2). | ||
| 4 | Remove electric lines (3) from DC/DC converter control unit (N83/13). | with code 200 (Conditionally automated driving) Model 223 with code 503 (Remote-controlled parking) Nut, electric line to DC/DC converter control unit |
*BA54.21-P-1003-01D |
with code 503 (Remote-controlled parking) Nut, electric line to DC/DC converter control unit |
*BA54.21-P-1003-01G | ||
| 5.1 | Release DC/DC converter control unit (N83/13) and remove from holder upwards in direction of arrow. | Model 223 with code 200 (Conditionally automated driving) Model 223 with code 503 (Remote-controlled parking) |
|
| 5.2 | Release DC/DC converter control unit (N83/13) at catch hook (4) and remove from holder to side in direction of arrow. | Model 214 with code 503 (Remote-controlled parking) |
|
| 6 | Install in the reverse order. | ||
| 7 | Commission DC/DC converter control unit (N83/13). | If the DC/DC converter control unit (N83/13) was replaced. | |
| AD00.00-P-2000-06FR |
CONTROL UNITS
| Number | Designation | Model 223 | |
|---|---|---|---|
| BA54.21-P-1003-01D | Nut, electric line to DC/DC converter control unit | Nm | 16 |
CONTROL UNITS/BASE MODULE
| Number | Designation | Model 214 | ||
|---|---|---|---|---|
| BA54.21-P-1003-01G | Nut, electric line to DC/DC converter control unit | M8 | Nm | 16 |