With the ECU activated, the idle speed should change to 900 rpm on 1981 and 1982 models (850-950 permitted on 1981, ... Disconnect the PCV hose from the center of the valve cover, remove the attaching nuts and remove the valve cover. 2.
|Title||:||Chilton's repair & tune-up guide, Volvo 1970-83|
|Author||:||Chilton Book Company|
|Publisher||:||W G Nichols Pub - 1983-11-01|