❑ To the fuel tank
❑ To disconnect, press the release button on the connecting piece
❑ The connector couplings must »audibly« engage when locking.
❑ Pull on the connector coupling to check for secure fit.
❑ Connector Couplings, Disconnecting. Refer to

⇒ “4.1 Connector Couplings, Disconnecting”, page 62

❑ Ventilation, Checking. Refer to

⇒ “6.4.1 Fuel Tank, Checking Ventilation, with Fuel Tank Leak Detection”, page 72

❑ Connection Diagram. Refer to

⇒ Fig. ““Connection Diagram on EVAP Canister”“ , page 68

6.2.2

Overview - EVAP System, without Fuel Tank Leak Detection

1 - Connecting Hose

❑ From air filter to pres‐

sure regulating valve

2 - Hose Clamps
3 - Pressure Regulating Valve

❑ With Fuel Tank Pres‐

sure Sensor - G400-

4 - Bolts

❑ 2.5 Nm

5 - EVAP Canister

❑ Component location:

behind the wheel hous‐

ing liner inside right rear

wheel housing

❑ Removing and Instal‐

ling. Refer to

⇒ “6.3.2 EVAP Canister,

Removing and Instal‐

ling, without Fuel Tank

Leak Detection”,

page 71

6 - Bolt

❑ 20 Nm

7 - Bleeder Line

❑ To the fuel tank

8 - Bleeder Line

❑ To the EVAP Canister

Purge Regulator Valve

1 - N80-

9 - Bolt

❑ 2.5 Nm

10 - Air Filter

6.3

EVAP Canister, Removing and Instal‐

ling

⇒ “6.3.1 EVAP Canister, Removing and Installing, with Fuel Tank

Leak Detection”, page 70
⇒ “6.3.2 EVAP Canister, Removing and Installing, without Fuel

Tank Leak Detection”, page 71

6.3.1

EVAP Canister, Removing and Instal‐

ling, with Fuel Tank Leak Detection

Removing
– Observe the safety instructions. Refer to

⇒ “1 Safety Precautions”, page 1

– Follow the guidelines for clean working conditions. Refer to

⇒ “3.1 Parking/Auxiliary Heater and Fuel System Clean Work‐

ing Conditions”, page 4

– Remove the right rear wheel. Refer to ⇒ Suspension, Wheels,

Steering; Rep. Gr. 44 ; Wheels, Tires; Changing a Wheel .

– Remove the right rear wheel housing liner. Refer to ⇒ Body

Exterior; Rep. Gr. 66 ; Wheel Housing Liner; Overview - Rear

Wheel Housing Liner .

– Remove the breather lines -1 and 2- from the EVAP canister.

Disconnect the connector couplings. Refer to

⇒ “4.1 Connector Couplings, Disconnecting”, page 62

– Unclip the breather line from bracket -arrows-.

– Remove the bolt -1-.
– Press in the hook -3- using a screwdriver.
– Remove the EVAP canister -2- downward from the bracket in

the direction of the -arrow-.

Installing
Install in reverse order of removal. Note the following:

Note

Disconnect the connector couplings. Refer to

⇒ “4.1 Connector Couplings, Disconnecting”, page 62

Tightening Specifications
♦ Refer to

⇒ “6.2.1 Overview - EVAP System, with Fuel Tank Leak De‐

tection”, page 69

♦ Refer to ⇒ Body Exterior; Rep. Gr. 66 ; Wheel Housing Liner;

Overview - Rear Wheel Housing Liner .

♦ Refer to ⇒ Suspension, Wheels, Steering; Rep. Gr. 44 ;

Wheel and Tire Guide; Wheel Changing .

6.3.2

EVAP Canister, Removing and Instal‐

ling, without Fuel Tank Leak Detection

Removing
– Observe the safety instructions. Refer to

⇒ “1 Safety Precautions”, page 1

– Follow the guidelines for clean working conditions. Refer to

⇒ “3.1 Parking/Auxiliary Heater and Fuel System Clean Work‐

ing Conditions”, page 4

– Remove the right rear wheel. Refer to ⇒ Suspension, Wheels,

Steering; Rep. Gr. 44 ; Wheels, Tires; Changing a Wheel .

– Remove the right rear wheel housing liner. Refer to ⇒ Body

Exterior; Rep. Gr. 66 ; Wheel Housing Liner; Overview - Rear

Wheel Housing Liner .

– Release and disconnect the connector -1-.
– Remove the breather lines -2- and -3- from the EVAP Canister.

– Remove the bolt -arrow-.
– Using a screwdriver, lightly push the retainer -A- toward the

luggage compartment.

– Pull the EVAP canister downward from the guide bracket and

remove.

Installing
Install in reverse order of removal. Note the following:
♦ Attach the bleed lines so that they click into place.
Tightening Specifications
♦ Refer to

⇒ “6.2.2 Overview - EVAP System, without Fuel Tank Leak

Detection”, page 70

♦ Wheel housing liner. Refer to ⇒ Body Exterior; Rep. Gr. 66 ;

Wheel Housing Liner; Overview - Rear Wheel Housing Liner .

♦ Wheels. Refer to ⇒ Suspension, Wheels, Steering; Rep. Gr.

44 ; Wheel and Tire Guide; Wheel Changing .

6.4

Fuel Tank, Checking Ventilation

⇒ “6.4.1 Fuel Tank, Checking Ventilation, with Fuel Tank Leak

Detection”, page 72

6.4.1

Fuel Tank, Checking Ventilation, with

Fuel Tank Leak Detection

Special tools and workshop equipment required
♦ Hand Vacuum Pump - VAS6213-
♦ Pressure Tester Kit - VAS6550-
♦ Engine Bung Set - VAS6122-
EVAP Canister Purge Regulator Valve 1 - N80- , Checking:
– Pay attention to all safety precautions. Refer to

⇒ “1 Safety Precautions”, page 1

– Follow the guidelines for clean working conditions. Refer to

⇒ “3.1 Parking/Auxiliary Heater and Fuel System Clean Work‐

ing Conditions”, page 4

– Check the DTC memory using the Vehicle Diagnostic Tester

⇒ Vehicle diagnostic tester.

– Switch off the ignition.

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