mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Automatic Transmission/Transaxle > < A/T - No 2-3 Upshift at Full Throttle/Engine Cutout
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Shift Solenoid: Description and Operation

PURPOSE

The switchover valve (Y3/3) controls the vacuum to the control pressure cable element.

 

Switchover Valve (Y3/3)

LOCATION

The switchover valve is located in engine compartment front driver side corner.

OPERATION

The LH control unit controls the switchover valve. When the valve is energized, manifold vacuum reaches the pressure cable vacuum element and
delays the transmission upshift point. 

 

Automatic Transmission/Transaxle > < A/T - No 2-3 Upshift at Full Throttle/Engine Cutout