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Coding the vehicle voltage control unit > < Fault table for the vehicle voltage control unit

Fabia Mk1

Actuator diagnosis
Actuator diagnosis
The final control diagnosis is a part of the electrical test. Final control diagnosis can be used to test the following components, depending on the equipment version:
t  Hazard warning light system warning lamp
t  Windscreen wiper motor (stage 1 and 2)
t  Heated rear window
t  Heated rear window warning light
t  Horn/dual tone horn
t  Power supply relay for interior lighting
t  Interior lighting
t  Actuation of tailgate remote unlocking
t  Headlight cleaning system relay (only if fitted)
t  Exterior mirror heater
t  Heated exterior mirror warning light (not used)
t  Reversing lights for equipment with automatic gearbox
Initiating a final control diagnosis
  Note
It is possible to quit the test sequence at any time by pressing key C.
–  Connect vehicle system tester -V.A.G 1552- and select “Vehicle voltage control unit” (address word 09); ignition is switched on → Chapter.
   
Readout on display:
–  Enter function 03“Actuator diagnosis ” and confirm with Q.
  
Vehicle system test                 HELP
Select function XX
Readout on display:
The warning light in the hazard warning light switch flashes.
–  Press →.
  
Actuator diagnosis                    ->
Warning light for hazard warning light system -K6
Readout on display:
The windscreen wiper operates in stage 1.
–  Press →.
  
Actuator diagnosis                    ->
Windscreen wiper motor -V (stage 1/2)
Readout on display:
The windscreen wiper operates in stage 2.
–  Press →.
  
Actuator diagnosis                    ->
Windscreen wiper motor -V (stage 1/2)
Readout on display:
Rear window heater is switched on.
–  Press →.
  
Actuator diagnosis                    ->
Heated rear window -Z1
Readout on display:
the warning light lights up:
–  Press →.
  
Actuator diagnosis                    ->
Heated rear window warning light -K10
Readout on display:
The horn is audible.
–  Press →.
  
Actuator diagnosis                    ->
Horn/dual tone horn -H1
Readout on display:
The relay must click.
–  Press →.
  
Actuator diagnosis                    ->
Voltage supply relay tml.30-J317
Readout on display:
The interior lighting is on (interior lighting switch on “door control”).
–  Press →.
  
Actuator diagnosis                    ->
Interior lighting
Readout on display:
The tailgate opens.
–  Press →.
  
Actuator diagnosis                    ->
Actuation of tailgate remote unlocking
Readout on display:
The headlamp cleaning system is operated for a short time.
  
Actuator diagnosis                    ->
HCS relay -J39
–  Press →.
Ignore read-out.
–  Press →.
  
Actuator diagnosis                    ->
Power user shut-off ...........
Readout on display:
The mirror heater is switched on.
–  Press →.
  
Actuator diagnosis                    ->
Heated exterior mirrors (Z4/Z5)
Readout on display:
Ignore read-out.
–  Press →.
  
Actuator diagnosis                    ->
Warning light for heated exterior mirror -K153
Readout on display:
–  Press →.
  
Actuator diagnosis                    ->
END
Readout on display:
  
Vehicle system test                 HELP
Select function XX

Coding the vehicle voltage control unit > < Fault table for the vehicle voltage control unit