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Home >> Volvo >> 1993 >> 940 Base, 4D Sedan, AW70 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Idle Control System >> Idle Air Control Valve
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Idle Air Control Valve

  1. Turn ignition switch to OFF position. Disconnect ECU connector. Remove cover from ECU connector to expose terminal identification numbers. On 940 models with 2.4 Jetronic fuel system, connect an ohmmeter between fuel injection ECU terminals No. 9 and 33.
  2. Ohmmeter should read 8 ohms. On 940 models with Regina fuel injection system, connect ohmmeter between fuel injection ECU terminals No. 9 and 33. Ohmmeter should read 4 ohms.
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