Hi i own slk 230 year 1999 we have problem with the roof top system.
Slk 230 door lock pump.
The pneumatic door lock actuators are simple by design and as a result are found reliable even in older cars.
For mercedes r170 door lock vacuum supply pump for central locking genuine fits.
For anthony in md second part.
Is your mercedes hard top causing you grief.
Central locking problems in the r170 series of mercedes benz slk are quite common.
Do you have the picture of these hydraulic lines configuration.
For mike in tx.
98 mercedes slk 230 r170 vacuum valve pump 1708050019 fits.
Replacing your slk r170 central locking pump motor with an a class motor.
My mechanics took out the hydraulic lines from the hydraulics pump then he forgot the configuration to put it back in order.
Take a look at this video to solve your hard top issues.
All lines in car need to be tested for pressure and vacuum leaks before installing pump b.
It will be very helpful for me to get the configuration.