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Old 10-26-2012, 03:17 PM
Doktor Bert's Avatar
Doktor Bert Doktor Bert is offline
Das Sturm Uberdoktor
 
Join Date: Jan 2005
Location: Palm Springs, CA.
Posts: 2,670
You are not crazy...

However, the ACC system gets a bad rap. My car is 35 years old and the system works perfectly, even with a 10 year old Mantis servo.

The key to correct operation is in-car and ambient temp sensors that operate within range and a temp wheel without gaps in its signal.

Vacuum pods are not that hard to change. My center vent pod lasted 35 years and was only recently replaced. The foam hose to the in-car temp sensor must also be intact.

#1 case of blown ACC fuses, and one that is almost always blamed on the servo, is a shorted A/C low pressure switch.

I will be happy to offer support to anyone with ACC problems....Robert
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Did you just pass my 740 at 200 kmh in a 300SD?????

1978 300SD 'Phil' - 1,315,853 Miles And Counting - 1, 317,885 as of 12/27/2012 - 1,333,000 as of 05/10/2013, 1,337,850 as of July 15, 2013, 1,339,000 as of August 13, 2013



100,000 miles since June 2005 Overhaul - Sold January 25th, 2014 After 1,344,246 Miles & 20 Years of Ownership
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