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Self-diagnosis of central locking system
Measured value block overview
Measured value block 001
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Read measured value block 1
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⇒
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◂ Indicated on display
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0100
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100
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0000
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0000
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X
X
X
X
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▪ Tailgate: 1 = opened, 0 = closed
▪ Boot light: 1 = Light on, 0 = Light out
▪ TG/BL release switch (only A8):
▪ 1 = actuated, 0 = not actuated
▪ Motor for TG/BL release (only A8):
▪ 1 = motor running, 0 = motor not running
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XX
XX
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▪ Switch for actuator element or interior switch on passenger door:
▪ 00 = not actuated, 01 = lock, 10 = unlock, 11 = not permitted
▪ Switch for actuator element or interior switch on driver's door:
▪ 00 = not actuated, 01 = lock, 10 = unlock, 11 = not permitted
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X
X
X
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▪ Front passenger door and rear doors: 1 = open, 0 = closed (USA: only rear doors)
▪ Driver door: 1 = open, 0 = closed (USA: Driver and front passenger door)
▪ Bonnet: 1 = open, 0 = closed
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X
X
X
X
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Key position in the lock cylinders
▪ Unlock driver/ passenger door: 1 = key actuated, 0 = key in centre position
▪ Lock driver/ passenger door: 1 = key actuated, 0 = key in centre position
▪ Unlock tailgate: 1 = key actuated, 0 = key in centre position
▪ Lock tailgate: 1 = key actuated, 0 = key in centre position
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Measured value block 002
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Read measured value block 2
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⇒
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◂ Indicated on display
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0100
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1000
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000
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X
X
X
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▪ Terminal 15: 1 = Ignition on, 0 = Ignition off
▪ S-Contact: 1 = S -contact on, 0 = S- contact off
▪ Earth signal from radio: 1 = Radio installed, 0 = Radio removed
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X
X
X
X
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▪ "Open" radio remote control switch: 1 = actuated, 0 = not actuated
▪ Radio remote control switch "Close": 1 = actuated, 0 = not actuated
▪ Radio remote control switch for "Tailgate" open (only A8): 1 = actuated, 0 = not actuated
▪ Radio remote control switch for "Panic" (only USA): 1 = actuated, 0 = not actuated
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X
X
X
X
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▪ Interior light control: 1 = Interior light on, 0 = Interior light off
▪ Control cable for window lifter/sun roof:
▪ 1 = terminal 87 (maintaining the voltage supply), 0 = earth
▪ "Comfort close" function: 1 = Comfort close actuated, 0 = not actuated
▪ "Comfort open" function: 1 = Comfort open actuated, 0 = not actuated
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Measured value block 003
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Read measured value block 3
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⇒
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◂ Indicated on display
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0
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0001
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0
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0000
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X
X
X
X
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▪ "Open" radio remote control switch: 2)
▪ 1 = actuated, 0 = not actuated
▪ Radio remote control switch "Close": 2)
▪ 1 = actuated, 0 = not actuated
▪ Radio remote control switch for "Tailgate" open (only A8): 2)
▪ 1 = actuated, 0 = not actuated
▪ Radio remote control switch for "Panic" (A8 USA only): 2)
▪ 1 = actuated, 0 = not actuated
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X
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▪ Disregard measured value
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X
X
X
X
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▪ Radio remote control key mem. locat. 4 1): 1 = Address occupied, 0 = not occupied
▪ Radio remote control key mem. locat. 3 1): 1 = Address occupied, 0 = not occupied
▪ Radio remote control key mem. locat. 2 1): 1 = Address occupied, 0 = not occupied
▪ Radio remote control key mem. locat. 1 1): 1 = Address occupied, 0 = not occupied
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X
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▪ Disregard measured value
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1) The corresponding key memory address for the radio remote control flashes if the radio remote control is actuated.
2) In addition, this measured value block displays non-matched radio remote control keys, e.g., relating to the function check of the radio remote control key.
Measured value block 004 (vehicles up to software version D04)
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Read measured value block 4
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⇒
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◂ Indicated on display
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101
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0101
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1000
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1000
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X
X
X
X
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▪ Anti-theft alarm system activated: 0 = No, 1 = Yes
▪ Security CL activated: 0 = No, 1 = Yes
▪ Ignore measured value (display always 0)
▪ Vehicle with Swiss registration: 0 = No, 1 = Yes
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X
X
X
X
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▪ Anti-theft alarm system activated: 0 = No, 1 = Yes
▪ Interior monitor is equipped with self-diagnosis features:
▪ 0 = Yes, 1 = No
▪ Ignore measured value (display always 0)
▪ Vehicle is a Convertible: 0 = No, 1 = Yes
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X
X
X
X
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▪ USA-door logic 1) activated: 0 = No, 1 = yes
▪ Confirming the anti-theft alarm system using hazard warning system:
▪ 0 = No, 1 = Yes
▪ Confirming the anti-theft alarm using the ATW horn 2): 0 = No, 1 = Yes
▪ Confirming the radio remote control using the hazard warning system:
▪ 0 = No, 1 = Yes
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X
X
X
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▪ Radio remote control activated: 0 = No, 1 = Yes
▪ For security central locking, select central locking function if operating via remote, otherwise select security central locking function: 0 = No, 1 = Yes
▪ Automatic close/open also possible using the radio remote control: 0 = No, 1 = Yes
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1) All window lifters are thereby disabled when the ignition is off and the driver door is simultaneously open.
2) No longer permissible under German law.
Measured value block 004 (vehicles as of software version D05)
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Read measured value block 4
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⇒
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◂ Indicated on display
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101
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1101
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0000
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0001
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X
X
X
X
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▪ Anti-theft alarm system activated: 0 = No, 1 = Yes
▪ Security CL activated: 0 = No, 1 = Yes
▪ Confirmat. of anti-theft alarm via hazard warning system:
▪ 0 = No, 1 = Yes
▪ Open tailgate, tailgate lock cylinder: 0 = No, 1 = Yes
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X
X
X
X
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▪ Anti-theft alarm system activated: 0 = No, 1 = Yes
▪ Inter. monitor is equipped with self-diagnosis features: 0 = Yes, 1 = No
▪ Locking the vehicle using speed: 0 = No, 1 = Yes
▪ Vehicle is a Convertible: 0 = No, 1 = Yes
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X
X
X
X
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▪ USA-door logic 1) activated: 0 = No, 1 = yes
▪ Confirmation of "open" radio remote control switch via hazard warning system:
▪ 0 = No, 1 = Yes
▪ Confirming the anti-theft alarm using the ATW horn 2): 0 = No, 1 = Yes
▪ Confirmation of "close" radio remote control switch via hazard warning system:
▪ 0 = No, 1 = Yes
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X
X
X
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▪ Radio remote control activated: 0 = No, 1 = Yes
▪ For security central locking, select central locking function if operating via remote, otherwise select security central locking function: 0 = No, 1 = Yes
▪ Automatic close/open also possible using the radio remote control: 0 = No, 1 = Yes
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1) All window lifters are thereby disabled when the ignition is off and the driver door is simultaneously open.
2) No longer permissible under German law.
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