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Home >> Audi >> 1992 >> 100, S, CS Sedan V6-2.8L (AAH) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Technical Service Bulletins >> Customer Interest >> MIL ON - DTC 4431 Idle Air Control Valve Set >> Idle Speed Control System, Checking >> Electrical, Checking
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Electrical, Checking

ELECTRICAL, CHECKING




- disconnect harness connector (arrow) from Idle Air Control valve (N71)




^ resistance must be 7 to 11

NOTE
With engine at room temperature the resistance value will be in the lower tolerance range. With engine at operating temperature, the resistance value will be in the upper tolerance range.

If NO

- replace Idle Air Control valve
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