Well my car will not idle, and the cruise does not work. I want to know if there is a way to test the unit, either by checking resistance or something or other on the pins or something. I was not know if its the unit, the computer, or the wiring in between.
--- Kaleb C. Striplin Cox Auto Trader 730 FSBO Supervisor ----- Original Message ----- From: "Gary Thompson" <[EMAIL PROTECTED]> To: "Mercedes Discussion List" <mercedes@okiebenz.com> Sent: Monday, November 05, 2007 6:54 AM Subject: Re: [MBZ] E420 idle control/cruise throttle unit > Answer below assumes the throttle actuator on the E420 is very similar > to the E320. > > By test you mean what? The unit itself will go through a self-test > every time the key is turned on. YOu can usually hear the throttle > motor winding through its full movement every time you turn the key. > > That and no codes set means its pretty much tested. > > Note that these are prone to the same wiring harness issues as the > main engine harness. The 12" pigtail that comes out of the unit and > connects to the engine harness will fall apart in your hand if its > bad. > > I also had one where the motor inside started to squeal something > fierce every time you switched the ignition on. I ended up with a > rebuild from some outfit in Fla. Names escapes me at the moment, but > it was about 1/4 of the cost of an MB replacement. > > > Gary Thompson > 1995 E320 > > > On 11/2/07, Kaleb C. Striplin (CAT) <[EMAIL PROTECTED]> wrote: >> anybody know how to test the idle control/cruise actuator throttle deal >> on a 94 E420? I have looked thru the CD and see no precedure. Maybe I >> overlooked it. Anybody know? >> >> --- >> Kaleb C. Striplin >> Cox Auto Trader >> 730 FSBO Supervisor > > _______________________________________ > 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 _______________________________________ 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
