OK, test results are all normal except for the following: Sensor Ground test, Pin 8 (coolant temp)=open Vacuum flaps, pin 8 (short DEF Flap)=1k ohms
Maybe I have a bad (hopefully unplugged) coolant sensor. What does the vacuum flap reading mean? Luther On Wed, 18 Jun 2008 12:41:29 -0500, Luther <[EMAIL PROTECTED]> wrote: > Hold that thought, I just read your section on checking if everything that > tells the ACC what to do is working ok...be back in a while after these tests > are done. > > Luther, > > On Wed, 18 Jun 2008 12:38:39 -0500, Luther <[EMAIL PROTECTED]> wrote: > >> No, the Klima was NOT told to turn the a/c on. Pin 10 at the Klima mount >> read open on the Ohm meter. I pulled the ACC and it's WAYYYY different from >> the 123s that I'm familiar with. How do you get these buggers appart and >> what are the normal failure modes? I can see several caps on the bottom >> circuit board, so I'm guessing that it's similar to the cruise amp repair? >> Or should I "test" this unit before attempting repair? >> >> Luther >> >> On Wed, 18 Jun 2008 10:04:52 -0500, Jim Cathey <[EMAIL PROTECTED]> wrote: >> >>>> Low pressure switch was already bypassed by the po. So I pulled the >>>> KLIMA relay and the instant I hit pins 5 & 7 together, I heard the >>>> clutch kick in. I'm going to resolder the KILMA now. >>> >>> Yes, but this isn't definitive. Was Klima told to turn on the AC? >>> >> >> >> > > > -- Luther KB5QHU Alma, Ark '87 300SDL (272,xxx mi) head case '85 Ford F250 6.9 diesel (x58,xxx mi) '82 300CD (166 kmi) '82 300D (74 kmi) getting donor engine-sold '85 300D (280,176) parts car sans engine _______________________________________ http://www.okiebenz.com For new parts see official list sponsor: http://www.buymbparts.com/ For used parts email [EMAIL PROTECTED] To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com