Y193 Valve block, driver's lumbar support

Plug connector overview

NumberX-pin, colourDescription
X15036 -pin, BlackPlug connector Valve block, driver's lumbar support

Pin assignments at plug connector X1503

PinTypeDescription / Signal typeConnection /
Measuring notes
1 Not used 
   
2M/EGround left-hand drive Signal, pump right-hand driveGround connector left-hand drive Connector, pump for lumbar support right-hand drive
   
3ESignal, upper chamber left-hand drive Signal, lower chamber right-hand driveLumbar support switch, driver's seat
   
4ESignal, lower chamber left-hand drive Signal, upper chamber right-hand driveLumbar support switch, driver's seat
   
5E/MSignal, pump left-hand drive Ground right-hand driveConnector, pump for lumbar support left-hand drive Ground connector right-hand drive
   
6 Not used