P0407 OBD II Trouble Code Exhaust Gas Recirculation Sensor B Circuit Low

Diagnostic, repair, and background information on the P0407 DTC code which has to do with the EGR Circuit Sensor B. Also includes links to relevant forum topics on the code.

Symptoms of P0407 OBD II Trouble Code

Common Causes of P0407 OBD II Trouble Code

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