A8 Quattro Sedan V8-4.2L (AKB) (2002)
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Power Steering Pressure Control Valve: Testing and Inspection
Servotronic, Checking Voltage Supply
Servotronic, Checking Voltage Supply
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Open electronics box in passenger side footwell.
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Pull off Servotronic control module -J236-, position 12.
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Switch ignition off.
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Set digital multimeter (Fluke 83 or equivalent) to voltage measuring range, maximum 20 volts.
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Take measurement at relay connector between contacts -6- and -8-.
Specified value: approximately 12 volts.
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Check wiring if specified value is not attained.
