Delphi 4J

Delphi 4J EGR Removal

NuoVolta provides a ready EGR Removal solution for the Delphi 4J, used in Isuzu vehicles. The NuoVolta client recognises your original file, applies the solution and handles the related DTC codes.

No. 1 most requested solution for this ECU

4solution files for this solution

3solutions on this ECU

1DTC sets

May 2025last update

How it works

Applying EGR Removal to a Delphi 4J file takes three steps.

Read the fileRead the original file from the Delphi 4J with your tool.
Select the solutionOpen it in the NuoVolta client and select EGR Removal.
Write the resultSave the modified file and write it back to the ECU.

About EGR Removal

EGR (Exhaust Gas Recirculation) It is a system that aims to reduce the heat generated as a result of combustion by directing (recycling) some of the exhaust gas in internal combustion engines back into the engine and into the cylinders, thus keeping environmentally harmful nitrogen oxide gases (NOx) under control. It is widely used in today's gasoline and diesel engines. The mixture of fresh air entering the engine…

Most requested solutions

Ranking of the solutions NuoVolta users apply most often to this ECU.

1 EGR Removal
2 Stage 1

Related DTC codes

Fault codes that are commonly linked to EGR Removal.

P0400 Exhaust Gas Recirculation (EGR) Flow Malfunction P0401 Exhaust Gas Recirculation (EGR) Flow Insufficient Detected P0402 Exhaust Gas Recirculation (EGR) Flow Excessive Detected P0403 Exhaust Gas Recirculation (EGR) Control Circuit Malfunction P0404 Exhaust Gas Recirculation (EGR) Circuit Range/Performance P0405 Exhaust Gas Recirculation (EGR) Sensor A Circuit Low P0406 Exhaust Gas Recirculation (EGR) Sensor A Circuit High P0471 Exhaust Pressure Sensor Circuit Range/Performance

EGR Removal on other ECUs

Delphi DCM6.2V Audi, Citroen, DS and 7 more Delphi CRD3.X Mercedes Delphi DCM7.1 Citroen, DS, Opel and 2 more Delphi CRD2 Jeep and Mercedes Delphi DCM3.5 Citroen, DS, Ford and 2 more Delphi DCM3.7 Audi, Bobcat Construction, Chevrolet and 12 more Delphi DCM3.4 Citroen, Dacia, DS and 3 more Delphi CRD1 Mercedes

Frequently asked questions

Is a ready EGR Removal solution available for the Delphi 4J?

Yes. NuoVolta has a ready EGR Removal solution for the Delphi 4J with 4 solution files. It is applied with the NuoVolta client.

Which vehicles use the Delphi 4J?

According to the NuoVolta database, the Delphi 4J is used in Isuzu vehicles.

Are the related DTC codes handled?

The EGR Removal solution is applied together with the related DTC handling. If other codes remain, the DTC removal feature can disable them.

Diagnose and repair real faults first. Removing or disabling emission systems is only permitted where allowed by law, for example for off-road or motorsport use.

Ready to work with the Delphi 4J?

Get the NuoVolta client and apply ready solutions to your ECU files.

See packages All solutions for the Delphi 4J