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      08-22-2021, 01:46 AM   #32
RobbiZ4
Call me "Dr. Bob"
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Drives: BMW Z4 E89 sDrive 30i
Join Date: Jan 2018
Location: Munich, Bavaria (Home of BMW)

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Quote:
Originally Posted by bryanhoag View Post
RobbiZ4 so if I have a newer Z4 (build date 11/2012)...
You have to count the numbers of the solenoids on top of your pump! 3 or 4?

That's the only criteria, not a date.



In general, there is no coding required.
I always keep 2 spare CTM's in my car for test purposes on other Z4's: an elder one for 3 solenoids and a newer one for 4 solenoid pumps.


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The production week of this CTM is 2812 (week 28/2012). All hardware versions HW 003 AND a software version beginning with this SW number 6.50.00 or higher are designed for the hydraulic pump with 4 solenoids.

Last edited by RobbiZ4; 08-22-2021 at 12:53 PM..
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