P1404 Reference definition
IAT – B Circuit Malfunction/ Exhaust Gas Recirculation Closed Position Performance
powertrain
Check vehicle applicability
This is an imported reference definition. Manufacturer-specific meanings may vary. Confirm the model, year and engine in the relevant service information before using it.
A source-reviewed diagnostic guide is not yet available for this entry. The code definition alone does not identify the cause or an appropriate repair.