Scirocco L4-1715cc 1.7L SOHC (1983)
FIGURE 4 - DASHBOARD WITH NORMAL CLOCK/HOUSING FOR SPEEDOMETER AND DYNAMIC OIL-PRESSURE WARNING SYSTEM CONTROL UNIT, REMOVING
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remove light bulbs
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remove screws (arrows) and swing housing to left while removing
FIGURE 5 - SPEEDOMETER, REMOVING
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remove screws (arrows) and pull out of housing
FIGURE 6 - DYNAMIC OIL PRESSURE WARNING SYSTEM CONTROL UNIT, REMOVING
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remove screw 1 and lift retaining lugs carefully (arrows)
System Operation
Test sequence
Operation of flashing LED (red) and buzzer
(1)
engine not running - LED must flash
^
ignition ON - buzzer* must not sound
(2)
engine running less than 2000 rpm - LED must flash
^
wire (yellow) on 0.3 bar oil pressure - buzzer* must not sound switch pulled off and connected to ground