PL720 4WD L4-2389cc 2.4L SOHC (Z24) (1983)
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EGR Control Solenoid: Testing and Inspection
Fig. 22 Vacuum switching valve air flow
1.
Remove both hoses and harness, solenoid attaching screws and remove valve.
2.
Operate solenoid valve with battery voltage to determine if air flows through valve properly, Fig. 22.