Annex No.
SIEMENS VDO Automotive AG SV C BC P2 RF TG FCC ID:KR55WK48089 IC:267T-5WK48089 Functional Description / User Manual of the Siemens VDO Keyless Vehicle Module type 5WK4 8079 5WK4 8089 File: D:\Postzula\Kunden\Mb\W221\FunctionalDiscription_W221.
SIEMENS VDO Automotive AG SV C BC P2 RF TG FCC ID:KR55WK48089 IC:267T-5WK48089 General functional description The immobilizer system is equipment which enables comfortable operation of the vehicle. To be able to operate the vehicle the driver only has to take the key with him. The vehicle communicates with the key inductively via ferrite- antennas which are located in the front doors, in the interior of the car and in the bumper.
SIEMENS VDO Automotive AG SV C BC P2 RF TG FCC ID:KR55WK48089 IC:267T-5WK48089 List of variants 5WK4 8079 5WK4 8089 5WK4 8193 Control unit W221for ECE use Control unit W221 for USA use Ferrite antenna Block diagram The immobilizer system consists of a control unit, the inductive antennas and the key. To activate the system, sensors or push-buttons are located in the doors, in the trunk lid and in the interior.
SIEMENS VDO Automotive AG SV C BC P2 RF TG FCC ID:KR55WK48089 IC:267T-5WK48089 Technical description Carrier frequency: Field strength: Modulation: Supply voltage: Type of battery: Range: 125kHz ± 5kHz <42 dµA/m in 10 m ASK 13.5 V car battery < 2.0 m Duty Cycle 20 actuations of immobilizer system within 24 hours with a typical transmission time of 0,08 seconds. 0.07 seconds / hour. Transmission time T (on) 0.07 seconds / hour Off time T (off) 3,599.
SIEMENS VDO Automotive AG FCC ID:KR55WK48089 SV C BC P2 RF TG IC:267T-5WK48089 Functional description of the measurement system The test setup comprises the following components: - Control unit Induktive Ferrite antennas Board for radio homologation measurements (including Wiring harness) Key (normal Mode) to verify the function (if attached/required) Test box D:\Postzula\Kunden\Mb\W221\FunctionalDiscription_W221.
SIEMENS VDO Automotive AG SV C BC P2 RF TG FCC ID:KR55WK48089 IC:267T-5WK48089 Board for radio homologation measurement Control Place IDKey here unit Antenna Ext Antenna Int 1 Antenna Int 2 GND 12V Main Ext Int D:\Postzula\Kunden\Mb\W221\FunctionalDiscription_W221.
SIEMENS VDO Automotive AG SV C BC P2 RF TG FCC ID:KR55WK48089 IC:267T-5WK48089 Functional description of the measurement system The entire setup is supplied with power via the two banana jacks on the test box: Banana jack, red : +12V DC Banana jack, black : GND (ground) The current input (in case of operation) is min 0,3A/ max 0,8A av.
