Intake air switch-over valve -N335- (S6 models): Notes

WARNING: This page is about a different car, the 2003 Audi S6 and 2002 Audi S6. However, it is still accessible from the selected car via links, so may be relevant.

Press -->key.

Indicated on display: in A6 models

Fig 1: VAG 1551 Scan Tool Display - Intake Manifold Tuning (IMT) Valve (1 Of 2)

Courtesy of AUDI OF AMERICA, INC.

Indicated on display: in S6 models

Fig 2: VAG 1551 Scan Tool Display - Intake Manifold Tuning (IMT) Valve (2 Of 2)

Courtesy of AUDI OF AMERICA, INC.

Solenoid valve must click.

If the solenoid valve is not actuated (does not click).

Check intake manifold tuning valve 2 -N261 -. See INTAKE MANIFOLD CHANGE-OVER, CHECKING (A6 MODELS) or INTAKE MANIFOLD CHANGE-OVER, CHECKING (S6 MODELS) .
Test intake air switch-over valve -N335-. See INTAKE AIR SWITCH -OVER VALVE -N335- .