Remove the knock sensors for cylinders 1 to 2
WARNING:
High-voltage system.
The high-voltage system operates on the basis of hazardous, electrical voltage and high currents. Mortal hazard through electric shock!
The high-voltage system operates on the basis of hazardous, electrical voltage and high currents. 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:
Preliminary work
- Refer to REMOVING THE FLAP IN THE RIGHT-HAND LUGGAGE COMPARTMENT TRIM PANEL .
- Refer to DE-ENERGIZING THE HIGH-VOLTAGE SYSTEM .
- Refer to CHECKING THAT NO VOLTAGE IS APPLIED .
- Refer to DISCONNECTING THE NEGATIVE BATTERY CABLE .
- Refer to DISCONNECTING THE NEGATIVE BATTERY CABLE OF THE VEHICLE BATTERY .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING DESIGN COVER .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING BOTH COOLANT EXPANSION TANKS .
NOTE:
RISK OF DAMAGE
Electrostatic discharge.
Damage to or destruction of electrical components.
Electrostatic discharge.
Damage to or destruction of electrical components.
- Leave the electrical components in their original packaging until they are being installed. Only use the original packaging for returning the product. Always package removed components straight away.
- Read and comply with user information on using the associated special tool 12 7 060.
- Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
- Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
- For additional information see: 61 35... ELECTRO STATIC DISCHARGE PROTECTION
- Unlock and loosen holder (1).
- Feed out coolant line (2) and place to one side.
- Unlock and loosen lock (1).
- Guide out and remove holder (2).
- Loosen the coolant line (1) from the holder (2).
- Unlock and loosen holder (3).
- Feed out coolant line (4) and place to one side.
- Guide out and remove holder (1).
- Unlock and loosen connector (1).
- Loosen screw (2).
- Remove the knock sensor (3).