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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 27, 2019
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1988 Mercedes-Benz 420SEL 4.2L Poor Idle Quality VIN: WDBCA35D0J
Any thoughts on correct IAC module driver voltage? Have a consistent 1.3v to 2.5v, varying reading at all times. Some manual info states I should see 3-11 v., depending on temp.Checking signal volt inputs to module,i.e., ovp relay, tach sig., temp sensor, ...
2006 Mercedes-Benz CLS500 5.0L airmatic VIN: WDDDJ75X56
I have an 06 CLS 500 that the rear of the car goes flat only after 2-3 weeks of sitting. I have measured the vehicle height daily for up to 8 days and it does not loose anything. This is the longest I was able to monitor vehicle without using it. Once vehi...

Fixes & Summaries for European
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