Quote:
Originally Posted by surreybc
egr is there to cool things down to prevent explosions so yeah bad egr could trigger knock sensor code.
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egr has nothing to do with knock sensor
knock sensor's main function is to warn you that your car is detonating to early which cause engine malfunction knocking sounds means your car is detonating as you cylinder is raising up to complete combustion if anything you throwing knock sensor code your to far advance