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Q: EGR codes P0489 and P042E.

asked by on

The Engine light is on. I get EGR codes P0489 and P042E.

A: These codes are for EGR low flow and and a ...

These codes are for EGR low flow and and a EGR valve being stuck open. Sounds to me like carbon buildup has wedged the valve open and further blocked flow through it. Have a certified mechanic, like one from YourMechanic, verify the valve is clogged and replace the EGR valve if necessary.

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