OK thanks Curley. Will let you know how it goes. On Sat, Oct 19, 2019 at 9:04 PM Curley McLain via Mercedes < mercedes@okiebenz.com> wrote:
> Mit Klima, or Sans Klima? If it has Klima, that is where you start. > Klima relay fails often. > > Otherwise, I'd start at the plug closest to the clutch. Likely if you > have voltage there when the clutch should be engaged, the clutch coil is > bad. If no volts there, every case I have encountered has been a Klima > relay gone over the hill. > > Karl Wittnebel via Mercedes wrote on 10/19/19 9:33 PM: > > OK hypothetically if I needed to pull the climate control signal for the > > A/C compressor clutch off a euro 123 wagon control unit, where would I > > begin looking for the signal? > > > > WDB 123 193 120 14388 > > > > It is the older style unit with the vertical buttons in the middle. I > guess > > I need to do some reading on how these control units typically fail and > how > > to test/troubleshoot them. > > > > This motor is from a 2006 320 cdi, so it is a bit of a hybrid. > > > > Thanks, > > Karl > > > > > > > > > > > > _______________________________________ > > http://www.okiebenz.com > > > > To search list archives http://www.okiebenz.com/archive/ > > > > To Unsubscribe or change delivery options go to: > > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > > > _______________________________________ > http://www.okiebenz.com > > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com