RS 4 Quattro Cabriolet V8-4.2L (BNS) (2008)
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Steering Gear: Testing and Inspection
Speed Signal, Checking
Speed signal, checking
Speed signal comes from Instrument Cluster Control Module J285.
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Remove driver side storage compartment.
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Remove Servotronic Control Module J236, item 2.
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If voltage supply, Servotronic Solenoid Valve and speed display on tachometer are OK, check electrical line between Servotronic Control Module
J236 contact 4 and Instrument Cluster Control Module J285.
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If electrical line between contact 4 and Instrument Cluster Control Module J285 is OK, replace Servotronic Control Module J236.
