P0408 OBD II Trouble Code Exhaust Gas Recirculation Sensor B Circuit High

Detailed information on troubleshooting and repairing a P0408 DTC code which has to do with the EGR Sensor B circuit high. Also includes links to relevant forum topics on the code.

Symptoms of P0408 OBD II Trouble Code

Common Causes of P0408 OBD II Trouble Code

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