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Home >> Mazda >> 1985 >> RX-7 GSL, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> CEC System/Tests - EFI >> Testing >> Air Supply Valve Check

Air Supply Valve Check

  1. Start engine and run at idling speed. Turn A/C switch on and make sure that engine speed does not decrease.
  2. Disconnect air supply valve connector and make sure that engine speed decreases. Reconnect air supply valve connector and make sure that engine speed increases to idling speed (800 RPM). If air supply valve does not function, replace unit. See Fig 1 .
Fig 1: Testing Air Supply Valve
G38862
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