BMW 3 SERIES 2000 E36 Drive Away Protection Syst

BMW 3 SERIES 2000 E36 Drive Away Protection Syst 3 SERIES 2000 E36 BMW BMW https://www.carmanualsonline.info/img/1/5427/w960_5427-0.png BMW 3 SERIES 2000 E36 Drive Away Protection Syst
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BMW 3 SERIES 2000 E36 Drive Away Protection Syst 21
EWS
DME Control Module
The DME Control Module has changed in that it is not the source of the ISN but now only
stores the “Rolling Code”.  It compares the “Codes” to those sent to it by the

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BMW 3 SERIES 2000 E36 Drive Away Protection Syst 22
EWS
New to EWS III (3.3)
• While energizing the internal starter relay, the EWS III (3.3) module calculates a stored 
code from the “Rolling Code Table” and sends the calculated results to th

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BMW 3 SERIES 2000 E36 Drive Away Protection Syst 23
EWS
Replacement Procedures
Keys
Up  to  6  additional  keys  may  be  ordered  as  replacement  keys.  The  EWS  II  control  module
is codeable for only 10 keys (4 delivered with vehicle and 6 rep

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BMW 3 SERIES 2000 E36 Drive Away Protection Syst 24
EWS
EWS III D
EWS III  D  is  installed  on E36/7  beginning  of  production  99  Model  Year.  The  system
does not have a K-Bus input. 
Purpose of the System
The  purpose  of  the  EWS III  D  sy

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BMW 3 SERIES 2000 E36 Drive Away Protection Syst 25
EWS
Under  certain  condition  “Alignment”  of  the  DME  and  EWS III  D  modules  may  still  be  nec-
essary. The alignment procedure only resets the code table to code #1 it does not change

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BMW 3 SERIES 2000 E36 Drive Away Protection Syst 26
EWS
System Introduced Model FeaturesOne
Touch
Starting
Drive Away
Protection9/93 - 12/93 AllInjection/Ignition
Disabled if car
In Double lockNo
EWS I 1/94 - 1/95 AllStarter
Immobilizer
Injection/Ig

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BMW 3 SERIES 2000 E36 Drive Away Protection Syst 27
EWS
Workshop Exercises
1.
Vehicle Model:
Install EWS  “V” cable adapter and 26 pin Breakout Box, perform pin-out.
2.
Vehicle Model:
Display the starter enabled status:
Display the Status, DME w

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BMW 3 SERIES 2000 E36 Drive Away Protection Syst 28
EWS
Diagnostic Exercise Worksheet #1
Vehicle Model:
Customer Complaint:  Engine will not start, starter does not engage.
Observations/Symptoms/Faults stored:
Test steps/modules recommended by diagn

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BMW 3 SERIES 2000 E36 Drive Away Protection Syst 29
EWS
Diagnostic Exercise Worksheet #2
Vehicle Model:
Customer Complaint:  Engine will not start, starter engages.
Observations/Symptoms/Faults stored:
Test steps/modules recommended by diagnostic pr

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BMW 3 SERIES 2000 E36 Drive Away Protection Syst 30
EWS
Review Questions
1.  Why was Drive Away Protection introduced?
2.  What component was added in 1/94 to Drive Away Protection?
3.  Name the major components of EWS II.
4.  Describe how th transp
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