1990 Mazda B2200 Egr Valve Receives Vacuum Times Pyump Tested Works Fine

1990 MAZDA B2200
50,000 MILES
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WRATCHET00000
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  • 1 POST
egr valve receives vacuum at all times. egr vacuum pyump tested works fine. what controls the vacuum to the valve.If the egr solenoid how do I test it?
Apr 5, 2013 at 12:45 PM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
the solenoid control it.

unplug the solenoid to see if vacuum stopped. if it did, it is a control issue.

if it did not stop the vacuum, the solenoid is bad

Roy
Apr 5, 2013 at 3:51 PM
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