D21 Hardbody 2WD L4-2389cc 2.4L SOHC MFI (KA24E) (1990)
E.G.R. Control Valve
The E.G.R. control valve controls the quantity of exhaust gas to be led to the intake manifold through vertical movement of the taper valve connected to
the diaphragm, to which vacuum is applied in response to the opening of the throttle valve.
EF & EC-175
Idle Speed/Ignition Timing/Idle Mixture Ratio Inspection