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2003 Mercedes Benz ML320 mercedes w163 ml 270cdi automatic

Tiny
SKARLOEY2
  • MEMBER
  • 2003 MERCEDES BENZ ML320
  • 150,000 MILES
Car in limp mode. Fault code p1856
Guy I took it to for diagnostic said needs a new gear shift control unit. He is not experienced with mercedes. Could there be another solution as I have been on a numbe r of forums which seem to suggest there m ight be.
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Friday, September 20th, 2013 AT 4:22 AM

3 Replies

Tiny
MHPAUTOS
  • MECHANIC
  • 31,937 POSTS
I do believe that the problem is in the gear shift control unit.
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Friday, September 20th, 2013 AT 4:31 AM
Tiny
SKARLOEY2
  • MEMBER
  • 2 POSTS
Does the unit need to be replaced or can it be repaired ie has it shorted?
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Friday, September 20th, 2013 AT 5:56 AM
Tiny
MHPAUTOS
  • MECHANIC
  • 31,937 POSTS
Will be cheaper and quicker to fit a new unit or if your mechanic can locate a good second hand unit from a wrecker.
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Friday, September 20th, 2013 AT 3:21 PM

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