Remove the wiring harness section for the range extender electrical machine electronics (REME)
Precondition
- The battery chargers are disconnected.
Trunk lid is open.
Ignition is switched off.
Vehicle has gone to sleep (rest state).
WARNING:
High-voltage system
.
The high-voltage system works with dangerous electrical voltage and high currents flow. Mortal hazard through electric shock!
The high-voltage system works with dangerous electrical voltage and high currents flow. Mortal hazard through electric shock!
- All work on the high-voltage system may only be carried out by specially trained and technically experienced personnel.
- For additional information see:
- For additional information see:
WARNING:
Potential equalization in high-voltage system
.
Mortal hazard if the potential equalization screw connection is not correct!
Mortal hazard if the potential equalization screw connection is not correct!
- Observe the safety requirements for potential equalization screw connection.
- Clean contact faces and have then checked by a second person.
- Tighten the screws/nuts for equipotential bonding with torque; have a second person check the torque.
- Correct execution of this work must be documented by both persons in the vehicle records.
NOTE:
TECHNICAL INFORMATION
Make sure the vehicle has gone to sleep before de-energizing the high-voltage system.
Observe a waiting period of at least 2 minutes.
Make sure the vehicle has gone to sleep before de-energizing the high-voltage system.
Observe a waiting period of at least 2 minutes.
Preliminary work
- Refer to REMOVING FRONT RIGHT COVER IN TRUNK .
- Refer to DE-ENERGIZING THE HIGH-VOLTAGE SYSTEM .
- Refer to CHECKING THAT NO VOLTAGE IS APPLIED .
- Refer to DISCONNECTING FRONT RIGHT BATTERY GROUND LEAD IN TRUNK .
- Refer to REMOVING THE THROTTLE BODY .
- Refer to REMOVING THE INTAKE PLENUM .
- Refer to DRAINING THE COOLANT FOR THE LOW-TEMPERATURE COOLANT CIRCUIT OF THE DRIVE .
- Refer to DRAINING COOLANT FOR THE HIGH-TEMPERATURE COOLANT CIRCUIT OF THE RANGE EXTENDER .
- Refer to REMOVING THE HEAT EXCHANGER FOR THE COOLANT .
- Refer to REMOVING LICENSE PLATE .
- Refer to REMOVING NUMBER PLATE LIGHT .
- Refer to REMOVING REAR BUMPER PANEL .
- Refer to REMOVING SUPPORT FOR THE REAR BUMPER PANEL .
- Refer to REMOVING UNDERBODY PROTECTION .
- Refer to REMOVING WHEEL ARCH COVER .
- Refer to REMOVING COMPLETE EXHAUST SYSTEM .
- Refer to REMOVING INTAKE SILENCER HOUSING .
- Refer to REMOVING ENGINE COMPARTMENT FAN .
- Refer to REMOVING VERTICAL STRUT .
- Unscrew the screws (1) the heat shield (2).
- Unlock and disconnect the signal connector (1).
- Disconnect the wiring harness section from the clamps (1).
- Unlock and disconnect connector (2).
- Disconnect the wiring harness section from the holders (3).
- Unlock and disconnect the connector (4) of the rotor position sensor in front at the starter motor generator.
- Partially detach the acoustic cover (1).
- Unlock and disconnect the connector (2) on the bottom at the starter motor generator.
- If necessary, disconnect the wiring harness section from the existing clips and clamps.
- Guide the wiring harness section out.