BMW 525I 1998 E39 Central Body Electronics ZKE Manual

BMW 525I 1998 E39 Central Body Electronics ZKE Manual 525i 1998 E39 BMW BMW https://www.carmanualsonline.info/img/1/5439/w960_5439-0.png BMW 525I 1998 E39 Central Body Electronics ZKE Manual
Trending: battery, ESP, automatic transmission, relay, manual transmission, wiper blades, lights

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BMW 525I 1998 E39 Central Body Electronics ZKE Manual LED Status (Keys equipped with LED):
The following functions can be checked with the LED:
• Flashing  LED  when  pressing  a  button.
Indicates  that  the  data  is  being  transmitted.
(battery vol

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BMW 525I 1998 E39 Central Body Electronics ZKE Manual The key data is stored in a transponder chip. The transponder chip is a wireless read and
write  EEPROM.  It  is  powered  via  the  ring  coil  at  the  steering  lock.  Power  is  applied  elec-
tro

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BMW 525I 1998 E39 Central Body Electronics ZKE Manual Anti-Theft (DWA) System
Purpose of the System
The  DWA  alarm  system  offers  vehicle  protection  by  monitoring  the  doors,  hood,  interior,
luggage  compartment  and  vehicle  tilting.  When  ac

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BMW 525I 1998 E39 Central Body Electronics ZKE Manual System Components
Interior  Sensor  FIS  (up  to  99  MY): The  interior  sensor  is  mounted  in  the  center  of  the
headliner panel. Due to the design of the vehicles interior, the sensor is uni-d

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BMW 525I 1998 E39 Central Body Electronics ZKE Manual Interior Sensor UIS (after 99 MY):Similar to the FIS, the UIS monitors the vehicle interi-
or for motion. The UIS uses ultrasonic sound wavs instead of microwaves (less suceptable
to magnetic interfer

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BMW 525I 1998 E39 Central Body Electronics ZKE Manual Tilt Sensor (Liquid Type - E38/E39 to 97 MY): The Tilt Sensor consists of a conductive
liquid chamber, a processor board and metal probes (located in the luggage compartment).
The probes are submersed

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BMW 525I 1998 E39 Central Body Electronics ZKE Manual •  Signal "NG"; switched ground output signal provided to the GM. The signal is used for
two purposes,
1. As  a  momentary  acknowledgment  that  the  tilt  sensor  received  STDWA  and  is  cur-
re

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BMW 525I 1998 E39 Central Body Electronics ZKE Manual The  siren  has  four  wires  connecting  it  to  the  system;  KL  30,  KL  31,  activate  siren  signal
(SIRENE) and the arm/disarm signal (STDWA).
The  arm/disarm  output  signal  from  the  GM  is

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BMW 525I 1998 E39 Central Body Electronics ZKE Manual 39
Central Body Electronics ZKE III
System Components:   Inputs - Processing - Outputs
97 MY E39 Shown

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BMW 525I 1998 E39 Central Body Electronics ZKE Manual Principle of Operation
DWA Arming/Disarming
• The DWA is armed every time the vehicle is locked from the outside with the door lock
cylinder or FZV key. 
• The  DWA  LED  flashes  as  an  acknowle
Trending: lights, relay, height, change key battery, steering wheel, ABS, battery