Volkswagen Workshop Service and Repair Manuals > Polo Mk3 > Power unit | 3-cylinder diesel engine | Fuel preparation system Diesel injection | Repairing diesel direct injection system

Repairing intake manifold flap

The intake manifold flap is closed for approx. 3 seconds when stopping engine and then opens again. This reduces the stop jolt.

Check intake manifold flap change-over → Chapter

1 -	Intake manifold

2 -

O-ring

Renew

3 -	Exhaust gas recirculation valve

4 -	Intake connecting pipe

q	With exhaust gas recirculation valve and intake manifold flap.

5 -

10 Nm

6 -	From charge air cooler

7 -

Seal

Renew

8 -	Connecting pipe

q	To exhaust manifold

9 -

25 Nm

10 -

10 Nm

11 -

Bracket

12 -	Vacuum actuator

13 -	Variable intake manifold flap change-over valve

q	Checking → Chapter

14 -	Vacuum supply

q	From vacuum pump

Volkswagen Workshop Service and Repair Manuals