Preliminary Work

Only for pressure sensor on centre intake-air distributor: 

1. Remove engine cover (design cover).
   • WM, 108319 REMOVING AND INSTALLING ENGINE COVER (DESIGN COVER) (V6 TURBO)

Only for pressure sensor on left charge-air cooler: 

1. Remove left front wheel.
   • WM, 440519 REMOVING AND INSTALLING WHEEL
2. Remove front wheel housing liner at the left.
   • WM, 505619 REMOVING AND INSTALLING FRONT WHEEL HOUSING LINER