P1409

P1409 - EVR Control Circuit Malfunction

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Possible causes

EGRVR circuit open.

VPWR open to EGRVR solenoid.

EGRVR circuit short to VPWR or GND.

Damaged EGRVR solenoid.

Damaged PCM.

Symptoms

- Engine Light ON (or Service Engine Soon Warning Light)

P1409 Description

This test checks the electrical function of the EGRVR solenoid. The test fails when the EGRVR circuit voltage is either too high or too low when compared to the expected voltage range. The EGR system must be enabled for the test to be completed.

P1409 Information for specific makes

P1409 BUICK
P1409 CADILLAC
P1409 CHEVROLET
P1409 DODGE
P1409 FORD
P1409 FORD
P1409 GMC

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