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EGR Valve Position Sensor: Testing and Inspection
Inspection 1.
Remove the EGR valve.
2.
Connect an ohmmeter between the terminals.
3.
Connect a vacuum pump as shown and apply vacuum.
4.
Verify that continuity exists between the EGR function sensor terminals when applied vacuum reaches the specified level and above.
Specification: 85-115 mmHg (3.3-4.5 inHg) 5.
If not as specified, replace EGR valve.
