(Remove/Install DC/DC Converter Control Unit - AR54.10-P-1350LFH)
Model 222.163
| Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC) | Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines. | AS00.00-Z-0035-01A | |
| Notice | General information on vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system as well as personal protective equipment | AH00.00-Z-0300-01A | |
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Notice | Notes on battery | AH54.10-P-0001-01A | |
| Remove/install | |||
| 1 | Perform disable for the high-voltage on-board electrical system | AR54.10-P-1150LF | |
| 2 | Remove trunk floor lining | AR68.30-P-4600LF | |
| 3 | Remove load compartment well | AR68.30-P-4600LF | |
| 4 | Disconnect ground line to on-board electrical system battery | AR54.10-P-0003LF | |
| 5 | Drain high-voltage battery cooling system coolant | AR20.00-P-1147LFH | |
| 6 | Remove screw/bolt (1) | with code ME05 (Hybrid drive 85 kW-94 kW variant (incl. plug-in)) Screw/bolt, cover to charger |
*BA54.10-P-1013-02D |
| 7 | Remove cover (2) | ||
| 8 | Detach coolant hoses (3) from DC/DC converter control unit (4) | AR20.20-P-7441-01RQ | |
| 9 | Seal off connections on coolant hoses (3) and on DC/DC converter control unit (4) using suitable stop plugs | Fig 1 | |
| 10 | Release electrical connector (5) and disconnect from DC/DC converter control unit (4) | ||
| 11 | Release plug for high-voltage on-board electrical system (6) and disconnect from DC/DC converter control unit (4) | ||
| 12 | Remove cap of terminal 30 line self-locking nut (7) from DC/DC converter control unit (4) | ||
| 13 | Detach terminal 30 line (7) from DC/DC converter control unit (4) | ||
| Notice | Notes on self-locking nuts and bolts | AH00.00-P-0001-01KOA | |
with code ME05 (Hybrid drive 85 kW-94 kW variant (incl. plug-in)) Self-locking nut, positive line to DC/DC converter |
*BA54.10-P-1019-02D | ||
| 14 | Detach equipotential bonding line (8) from DC/DC converter control unit (4) | with code ME05 (Hybrid drive 85 kW-94 kW variant (incl. plug-in)) Screw/bolt, potential equalization line to DC/DC converter |
*BA54.10-P-1017-02D |
| 15 | Unscrew bolts (9) | with code ME05 (Hybrid drive 85 kW-94 kW variant (incl. plug-in)) Screw/bolt, DC/DC converter to bracket |
*BA54.10-P-1014-02D |
| 16 | Remove DC/DC converter control unit (4) | ||
| 17 | Install in the reverse order | ||
| 18 | Start up DC/DC converter control unit (4) using diagnostic system | After replacing DC/DC converter control unit (4) | |
|
AD00.00-P-2000-04B | ||
| 19 | Disconnect diagnostic system | After replacing DC/DC converter control unit (4) |
HIGH-VOLTAGE BATTERY
| Number | Designation | Model 222 with code ME04 (Mild hybrid drive) | Model 222 with code ME05 (Hybrid drive 85 kW-94 kW variant (incl. plug-in)) | |
|---|---|---|---|---|
| BA54.10-P-1013-02D | Screw/bolt, cover to charger | Nm | - | 8 |
HIGH-VOLTAGE BATTERY
| Number | Designation | Model 222 with code ME04 (Mild hybrid drive) | Model 222 with code ME05 (Hybrid drive 85 kW-94 kW variant (incl. plug-in)) | |
|---|---|---|---|---|
| BA54.10-P-1014-02D | Screw/bolt, DC/DC converter to bracket | Nm | - | 20 |
HIGH-VOLTAGE BATTERY
| Number | Designation | Model 222 with code ME04 (Mild hybrid drive) | Model 222 with code ME05 (Hybrid drive 85 kW-94 kW variant (incl. plug-in)) | |
|---|---|---|---|---|
| BA54.10-P-1017-02D | Screw/bolt, potential equalization line to DC/DC converter | Nm | - | 9 |
HIGH-VOLTAGE BATTERY
| Number | Designation | Model 222 with code ME04 (Mild hybrid drive) | Model 222 with code ME05 (Hybrid drive 85 kW-94 kW variant (incl. plug-in)) | |
|---|---|---|---|---|
| BA54.10-P-1019-02D | Self-locking nut, positive line to DC/DC converter | Nm | - | 20 |