I have this fault listed on my idd tool and it will not delete is it something I should be worried about I have no rough running or dashboard warning lights
PCM-Engine TDV8 3.6L
P0407-21 (2F) Exhaust gas recirculation sensor B circuit low - General signal failure - signal amplitude<minimum
PCM-Engine TDV8 3.6L
P0407-21 (2F) Exhaust gas recirculation sensor B circuit low - General signal failure - signal amplitude<minimum