Cabriolet V6-2.8L (AFC) (1995)
Outside Temperature Display: Service and Repair
Outside Temperature Display, Checking
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Disconnect outside (ambient) temperature sensor connector, located behind lower left-front grill near headlight.
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Connect VAG1630 digital potentiometer between two sensor connector terminals.
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Switch ignition on.
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Adjust VAG1630 digital potentiometer as follows:
Setting on VAG1630
Outside temperature display
5600
-10 °C ( 14 °F)
3200
0 °C ( 32 °F)
1200
20 °C ( 68 °F)
500
40 °C (104 °F)
If the displayed values are not as specified:
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Check outside temperature display harness connector terminals for proper signals. See: 5-Pin Outside Temperature Display Harness Connector
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Repair open circuit in wiring according to wiring diagram, or replace outside temperature display.