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Haldex Clutch, (4th generation), perform a function test > < Graphical information on the use and VW units, Seat equivalents

Leon Mk1

check operation
check operation
–  Switch off rolling road and ensure that rollers turn »freely«.
–  Slowly drive front wheels of vehicle onto rolling road.
–  Remove foot from brake pedal and slowly »accelerate« slightly.
Even when the engine speed »rises only slightly«, the vehicle must be trying to drive off the rollers. The Haldex coupling is then working properly.
   
If the engine speed is raised, the vehicle can be pushed out of the rollers. Therefore, take great care.
  N01-0453

Haldex Clutch, (4th generation), perform a function test > < Graphical information on the use and VW units, Seat equivalents