GL Class (X164) 2007-2012: GL320CDI, GL420CDI, GL450, GL550

AC NEW COMPRESSOR WILL NOT START ERROR CODE 9006 HELP/ADVICE PLEASE

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Old Jul 20, 2016 | 03:35 AM
  #1  
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2007 GL320 CDI
AC NEW COMPRESSOR WILL NOT START ERROR CODE 9006 HELP/ADVICE PLEASE

My car 2007 GL320CDI

I just replaced my ac compressor, expansion valve and the receiver/drier due to not

cooling low pressure was at 60-70 psi and high pressure was at about 125.

The new compressor is SSB (chinese version of Sanden/Behr C011280C, Perfect fit)

All is connected and charged with proper amount of 134a freon (vacuumed system 1.35 hrs to -30 and holding vacuum after 14 hrs), but the only way the compressor will

start is with DAS diagnostics under actuations of ac compressor.
Once it is running it gives low pressure of 45psi and high pressure of 205psi,

ambient temperature 33.5c (92.3f).I am attaching some pictures for you to view.
The compressor will not start with the push button on AAC.

I am wondering if it is the compressor problem or something with my car ( I did not

have any of this issues with original compressor error code 9006)

Please help

Thanks in advance
Attached Thumbnails AC NEW COMPRESSOR WILL NOT START ERROR CODE 9006 HELP/ADVICE PLEASE-imag0757.jpg   AC NEW COMPRESSOR WILL NOT START ERROR CODE 9006 HELP/ADVICE PLEASE-imag0765.jpg   AC NEW COMPRESSOR WILL NOT START ERROR CODE 9006 HELP/ADVICE PLEASE-imag0767.jpg   AC NEW COMPRESSOR WILL NOT START ERROR CODE 9006 HELP/ADVICE PLEASE-imag0768.jpg  
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Old Jul 20, 2016 | 03:52 PM
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alx's Avatar
alx
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check fuses

check compressor relay
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Old Jul 20, 2016 | 03:53 PM
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2007 GL320 CDI
Another new replacement compressor is on the way.
I will post update once the job is completed.
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Old Oct 14, 2016 | 10:41 AM
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2007 GL320 CDI
Smile A/C FIXED

Here it is to all people that were interested in this tread.

I installed new OEM DENSO compressor and all working great (evaporator temperature was showing 38F)
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Old Oct 17, 2016 | 08:09 PM
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2007 Gl450 2006 cls55
I had the exact problem on my r class with the code 9006 after 2 new cheap compressors I purchased a genuine denso compressor and all is good. I used the 2 cheap compressors on 2 different w211s and they worked perfectly.
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Old May 12, 2017 | 02:12 PM
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GL450
MarekW...doing this job myself this weekend. Question, where is the expansion valve located and was it difficult to replace? Did you flush the system/condenser? Thank you!
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Old Jul 25, 2018 | 05:15 AM
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Mercedes GL420
Originally Posted by MarekW
Here it is to all people that were interested in this tread.

I installed new OEM DENSO compressor and all working great (evaporator temperature was showing 38F)
hej, mówisz po polsku?

pawel
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