Remove ignition coils
NOTE:
DANGER
High-voltage system.
The high-voltage system operates on the basis of hazardous, electrical voltage and high currents. Mortal hazard through electric shock!
High-voltage system.
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: SAFETY INSTRUCTIONS ON HANDLING HYBRID CARS .
- For additional information see: NOTES ON REPAIR OF HIGH-VOLTAGE BATTERY UNIT .
Preliminary work
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING THE SERVICE OPENING IN SOUND INSULATION ON TOP OF ENGINE .
WARNING:
Hot surfaces.
Risk of burning!
Perform all work only on components that have cooled down.
Risk of burning!
Perform all work only on components that have cooled down.
NOTE:
RISK OF DAMAGE
Damage to the ignition coil.
The silicone hose of the ignition coil must not be contaminated by fuel as this can lead to failure of the ignition coil.
Damage to the ignition coil.
The silicone hose of the ignition coil must not be contaminated by fuel as this can lead to failure of the ignition coil.
- When working on the fuel system, cover the ignition coils with suitable materials and remove where required.
- Do not oil or grease the silicone tube of the spark plug socket. Do not use any protection or maintenance products (e.g. silicone spray, rubber care products, rust remover, etc.).
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: NOTES ON ESD (ELECTROSTATIC DISCHARGE) PROTECTION .
NOTE:
The description is for one component only. The procedure is identical for all further components.
- Unlock and loosen connector (1).
- Loosen screw (2).
- Remove the ignition coil (3).
