The control module judged the Exhaust gas recirculation (EGR) valve behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Opel.
TuningBot DTC Database · v4.37.15
P1404 Opel - Exhaust gas recirculation (EGR) valve - range / performance problem
Manufacturer-specific interpretation for Opel. All interpretations of P1404
What P1404 means
Related and nearby codes
How to read P1404
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Frequently asked questions about P1404
What does P1404 mean?
Exhaust gas recirculation (EGR) valve - range / performance problem. The control module judged the Exhaust gas recirculation (EGR) valve behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Opel.
Is P1404 generic or manufacturer-specific?
P1404 is a manufacturer-specific code. In this database it is documented for: Opel. The same number can mean something different on other brands.
Can TuningBot remove P1404 at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Other file services
Understand the system behind this code: EGR System
