S4 Quattro Wagon V8-4.2L (BHF) (2008)
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Specified value: 1.5 ohms Max.
If the specified value was not obtained:
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Check the wiring connection for an open circuit, short circuit to Battery (+) or Ground (GND).
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Check the wiring connection for damage, corrosion, lose or broken terminals.
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If necessary, repair the faulty wiring connection.
If no malfunction is found in the wiring and the resistance was not OK:
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Replace the faulty Knock Sensor (KS) 1 (G61)/Knock Sensor (KS) 2 (G66)/ or Knock Sensor 3 (G198)/ or Knock Sensor 4 (G199)Refer to Fuel
Injection and Ignition Repair Information.
If no malfunction is found in the wiring and the resistance was OK:
