Remove the front intake pipe

WARNING: Working on 12 V electrical system.
Risk of short circuits! Risk of fire!

Make sure that there is no charger connected to the jump start terminal in the engine compartment.
Detach battery ground lead from battery.
For auxiliary batteries: Detach battery minus cables from all auxiliary batteries.

CAUTION: Refrigerant circuit under high pressure.
Injury hazard!

Note and follow safety instructions on containers.
Avoid contact with refrigerant; wear safety goggles and hand protection.
For additional information see: INSTRUCTIONS FOR HANDLING R1234YF REFRIGERANT , or SAFETY INSTRUCTIONS FOR HANDLING TETRAFLUORETHANE REFRIGERANT R134A , and NOTES FOR REPAIR WORK ON AIR CONDITIONING

NOTE: RISK OF DAMAGE
Damage to battery terminal, the safety battery terminal or the intelligent battery sensor (IBS).
Damaged battery terminals can lead to malfunctions or vehicle electrical system faults.

Detach battery terminal from battery pole by carefully shifting to and fro. Do not pry off using a tool.

Preliminary work

Refer to SUCTIONING THE AIR CONDITIONING .
Refer to DEACTIVATING ELECTRICAL SYSTEM .
Refer to REMOVING THE ACOUSTIC COVER .
Refer to REMOVING THE DME CONTROL UNIT .
Refer to REMOVING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
Refer to REMOVING CONTROL UNIT BRACKET .

CAUTION: Residual pressure in the heating and air conditioning system.
Injury hazard!

Wear safety goggles and protective gloves when disconnecting the refrigerant line.
Close the refrigerant lines with seal plugs.

Unlock and disconnect the plug connection (1) on the alternator (2).

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If applicable, remove coolant hose (1) from the holder (2) and push it to the side.
Unlock plug connection (3) and disconnect.

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Loosen screw (1).
Place intake pipe (2) aside.

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Loosen screw (1).
Feed out and remove the intake pipe (2).

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