Exhaust gas recirculation (EGR)

Exhaust gas recirculation (EGR) is a reduction method used in internal combustion engines. EGR stands for Exhaust of Emission Gas Recirculation.

The principle of EGR is that a quantity of the exhaust gases from the engine is returned to the combustion chamber (s) via the intake manifold. The exhaust gas is mixed with the incoming air and therefore the oxygen content of the combustion mixture will drop. Thus more inert gas is introduced into the combustion chamber.

The exhaust gas recirculation controlled by the EGR valve

At petrol engines, used in the automotive sector, the exhaust gas recirculation controlled by the EGR valve. This valve is located between the exhaust manifold and the intake manifold. With the earlier systems, the valve was operated by pressure differences in the intake manifold. The mechanical operation was adjusted in such a way that the valve was only opened at part load. With more modern systems this is mainly done with the help of a electrically operated valve, which makes better control possible. The next step is the use of variable inlet and outlet valve timing (internal EGR), which reduces the internal contamination of the intake system and makes it possible to respond more quickly to changing driving conditions.

A major drawback is the power loss and accelerated internal contamination of the engine.

EGR and diesel engines

At diesel engines is a side effect of the EGR system that more soot is emitted. Less NOx leads to more soot and vice versa. An optimum must be found for each engine by adjusting it. When using a soot filter, the greater emissions of soot due to the use of EGR are no longer as important, since the soot is nevertheless captured. This results in low NOx emissions and there is no need to invest in NOx treatment.

The big disadvantage is that the intake system will eventually become heavily polluted with soot. The result is that you have less power and the car can start to smoke or irregularly idle.

Chip Performance, the EGR specialist

Chip Performance can close the EGR software for almost all engines. This means that the EGR valve no longer opens at both partial load and full load. The advantage you have of this is that the engine is no longer contaminated internally, such as intake manifolds that are densely carbonized or EGR valves that get stuck.

Below is a list of brands and types where we can close the EGR software. If your type does not match, you can do the best contact record with us.

Alfa Romeo

  • BOSCH EDC15C7 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C8 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C39 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C49 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17C69

BMW

  • BOSCH EDC15C4 (EGR Actuator plug can be disconnected)
  • BOSCH EDC16C31
  • BOSCH EDC16C35
  • BOSCH EDC16CP35
  • BOSCH EDC17_C06 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C41 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C50 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C56
  • BOSCH EDC17_CP02 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP09 (EGR Actuator plug can be disconnected)
  • BOSCH EDC17CP45

Chevrolet

  • BOSCH EDC17_CP47 (EGR Actuator plug can be disconnected)
  • DELCO E87 (EGR Actuator plug can be disconnected)
  • DELPHI DCM3.7

Chrysler

  • BOSCH EDC15C2 (EGR Actuator plug have be disconnected)
  • BOSCH EDC15C5
  • BOSCH EDC15C7 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C31 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16U31 (EGR Actuator plug have be disconnected)

Citroen

  • BOSCH EDC15C2 (EGR Actuator plug have be disconnected)
  • BOSCH EDC15C3 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C0
  • BOSCH EDC16C34 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C39
  • BOSCH EDC16CP39 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP11 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17C10 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17C60 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17CP52
  • DELPHI DCM3.4
  • DELPHI DCM3.5
  • DELPHI DDCR (EGR Actuator plug and be disconnected)
  • SIEMENS SID201 (EGR Actuator plug have be disconnected)
  • SIEMENS SID801
  • SIEMENS SID802
  • SIEMENS SID803
  • SIEMENS SID804 (EGR Actuator plug have be disconnected)
  • SIEMENS SID805 (EGR Actuator plug have be disconnected)
  • SIEMENS SID806 (EGR Actuator plug have be disconnected)
  • SIEMENS SID807 (EGR Actuator plug have be disconnected)
  • VISTEON DCU102

Dacia

  • BOSCH EDC17_C42 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C84 (EGR Actuator plug have be disconnected)
  • DELPHI DCM3.4 (EGR Actuator plug have be disconnected)
  • SIEMENS SID305 (EGR Actuator plug have be disconnected)
  • SIEMENS SID306 (EGR Actuator plug have be disconnected)

Dodge

  • BOSCH EDC16CP31
  • BOSCH EDC16U31 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C79
  • CUMMINS CM21XX (EGR Actuator plug have be disconnected)

Fendt

  • BOSCH EDC7UC31

Fiat

  • BOSCH EDC15C2 (EGR Actuator plug have be disconnected)
  • BOSCH EDC15C7 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C8
  • BOSCH EDC16C9
  • BOSCH EDC16C39
  • BOSCH EDC17_C49
  • BOSCH EDC17C69
  • BOSCH EDC17CP52 (EGR Actuator plug can be disconnected)
  • DELPHI DCM3.5
  • MARELLI MJD6
  • MARELLI MJ8 (with 1.3 MJ only)
  • SIEMENS SID803
  • SIEMENS SID803A
  • VISTEON DCU102
  • VISTEON DCU104

Ford

  • BOSCH EDC16C3
  • BOSCH EDC16C7 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C34 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16CP39 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C10
  • BOSCH EDC17_CP05
  • BOSCH EDC17_CP42
  • DELPHI DCM3.4
  • DELPHI DCM3.5
  • DELPHI DCM6.1
  • DELPHI MPC555. BETA.
  • SIEMENS SID206
  • SIEMENS SID208
  • SIEMENS SID209
  • SIEMENS SID802 (EGR Actuator plug have be disconnected)
  • SIEMENS SID803
  • SIEMENS SID803A
  • SIEMENS SID807
  • SIEMENS SID804 (EGR Actuator plug have be disconnected)
  • VISTEON DCU101
  • VISTEON DCU102
  • VISTEON DCU201 (EGR Actuator plug-and-disconnect)

Greet Wall

  • DELPHI DCM3.7 (EGR Actuator plug have be disconnected)

Honda

  • BOSCH EDC15C7 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C31
  • BOSCH EDC17_CP06 (EGR Actuator plug can be disconnected)
  • BOSCH EDC17_CP16 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP50 (EGR Actuator plug can be disconnected)
  • BOSCH EDC17C58 (EGR Actuator plug have be disconnected)

Hyundai

  • BOSCH EDC15C7 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C39 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP14 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C08 (EGR Actuator plug can be disconnected)
  • BOSCH EDC17_C53 (EGR Actuator plug have be disconnected)
  • DELPHI DDCR

Infiniti

  • DELPHI CRD3 (EGR Actuator plug and be disconnected)

Isuzu

  • DELPHI (EGR Actuator plug have be disconnected)
  • TRANSTRON (EGR Actuator plug have be disconnected)

Iveco

  • BOSCH EDC16C39 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17C49
  • BOSCH EDC17CP52 (EGR Actuator plug have be disconnected)

Jaguar

  • BOSCH EDC17_CP11
  • BOSCH EDC17_CP42 (EGR Actuator plug have be disconnected)
  • DELPHI MPC555. BETA.
  • SIEMENS SID201
  • SIEMENS SID803A

Jeep

  • BOSCH EDC15C2 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C31
  • BOSCH EDC16CP31 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C49
  • BOSCH EDC17_CP27

John Deere

  • PHOENIX Lxx (EGR Actuator plug and be disconnected)

Kia

  • BOSCH EDC15C7 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C39 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP14 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C08 (EGR Actuator plug can be disconnected)
  • BOSCH EDC17_C53 (EGR Actuator plug have be disconnected)
  • DELPHI DDCR

Kubota

  • DENSO (EGR Actuator plug have be disconnected)

spear

  • BOSCH EDC16C8
  • BOSCH EDC16C9
  • BOSCH EDC16C39
  • BOSCH EDC17C69
  • MARELLI MJD6
  • MARELLI MJD8

Land Rover

  • BOSCH EDC16CP39 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP11 (3.0D engines only, EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP42
  • SIEMENS SID201 (EGR Actuator plug have be disconnected)
  • SIEMENS SID202
  • SIEMENS SID203 (EGR Actuator plug have be disconnected)
  • SIEMENS SID204 (EGR Actuator plug have be disconnected)
  • SIEMENS SID206
  • SIEMENS SID208
  • VISTEON DCU102
  • VISTEON DCU106

Lexus

  • DENSE

MAN

  • BOSCH EDC7C32 (EGR Actuator plug have be disconnected)

Mazda

  • BOSCH EDC16C34 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C31
  • DENSO (EGR Actuator plug have be disconnected). RF7 AND RF8 ONLY.

Mercedes

  • BOSCH EDC15C0 (EGR Actuator plug have be disconnected)
  • BOSCH EDC15C6 (EGR Actuator plug have be disconnected)
  • BOSCH EDC15C7 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C3
  • BOSCH EDC16C31 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C34
  • BOSCH EDC16CP31
  • BOSCH EDC16CP36 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17C43
  • BOSCH EDC17CP01
  • BOSCH EDC17CP10 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17CP46
  • DELPHI CRD1 (DCM3.2) – PROCESSOR/MPC ELEMENT REQUIRED. (EGR actuator plug have been disconnected)
  • DELPHI CRD2 (DCM3.5)
  • DELPHI CRD3 (EGR Actuator plug and be disconnected)
  • TEMIC CRVx (EGR Actuator plug-and-disconnect)

Mini

  • BOSCH EDC16C35 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C41 (EGR Actuator plug have be disconnected)

Mitsubishi

  • BOSCH EDC15C3 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C31 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16CP39 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16U31
  • BOSCH EDC17CP15 (EGR Actuator plug have be disconnected)
  • DENSO (EGR Actuator plug have be disconnected)

Nissan

  • BOSCH EDC15C3 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C3 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C41 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C42 (EGR Actuator plug have be disconnected)
  • DELPHI DDCR (EGR Actuator plug and be disconnected)
  • DENSO (EGR Actuator plug have be disconnected)
  • SIEMENS SID301 (EGR Actuator plug have be disconnected)
  • SIEMENS SID303 (EGR Actuator plug have be disconnected)
  • SIEMENS SID305 (EGR Actuator plug have be disconnected)
  • SIEMENS SID306 (EGR Actuator plug have be disconnected)

Opel

  • BOSCH EDC15C3 (EGR Actuator plug have be disconnected)
  • BOSCH EDC15C7
  • BOSCH EDC15M (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C3 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C9
  • BOSCH EDC16C36
  • BOSCH EDC16C39
  • BOSCH EDC16CP33
  • BOSCH EDC17_C18
  • BOSCH EDC17_C19
  • BOSCH EDC17_C42
  • BOSCH EDC17_C59 (EGR Actuator plug have be disconnected)
  • BOSCH ME1.5.5 (EGR Actuator plug have be disconnected)
  • BOSCH PSG16 (EGR Actuator plug have be disconnected)
  • DELCO (Y17DT, Z16SE BETA, Z16XE BETA) (EGR Actuator plug have be disconnected)
  • DELCO E87 (EGR Actuator plug and be disconnected)
  • DELCO MT35. (EGR actuator plug have been disconnected)
  • DELCO MULTEC. BETA. (EGR Actuator plug have be disconnected)
  • DELPHI DCM3.7 (EGR Actuator plug have be disconnected)
  • DENSO (EGR Actuator plug have be disconnected)
  • DENSO 29F400
  • MARELLI MJD6
  • SIEMENS SID309

Porsche

  • BOSCH EDC17_CP44 (EGR Actuator plug have be disconnected)

Peugeot

  • BOSCH EDC15C2 (EGR Actuator plug have be disconnected)
  • BOSCH EDC15C3 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C0
  • BOSCH EDC16C34 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C39
  • BOSCH EDC16CP39 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP11 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17C10 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17C60 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17CP52
  • DELPHI DCM3.4
  • DELPHI DCM3.5
  • DELPHI DDCR (EGR Actuator plug and be disconnected)
  • DENSO 29F400
  • SIEMENS SID201 (EGR Actuator plug have be disconnected)
  • SIEMENS SID801
  • SIEMENS SID802
  • SIEMENS SID803
  • SIEMENS SID804 (EGR Actuator plug have be disconnected)
  • SIEMENS SID805 (EGR Actuator plug have be disconnected)
  • SIEMENS SID806
  • SIEMENS SID807 (EGR Actuator plug have be disconnected)
  • SIEMENS PPD
  • VISTEON DCU102

Renault

  • BOSCH EDC15C3 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C3 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C36 (EGR Actuator plug can be disconnected)
  • BOSCH EDC16C41 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16CP33 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16CP39 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C11 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C42 (EGR Actuator plug have be disconnected)
  • DELPHI DCM3.4 (EGR Actuator plug have be disconnected)
  • DELPHI DDCR (with 1.5 DCI only) (EGR Actuator plug-and-disconnect)
  • SIEMENS SID301 (EGR Actuator plug have be disconnected)
  • SIEMENS SID305 (EGR Actuator plug have be disconnected)
  • SIEMENS SID306 (EGR Actuator plug have be disconnected)

Smart

  • BOSCH EDC15CG (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C31

Saab

  • BOSCH EDC16C9
  • BOSCH EDC16C39
  • BOSCH PSG16 (EGR Actuator plug have be disconnected)

Smart

  • BOSCH EDC16C32

Ssang Yong

  • DELPHI DCM3.2 (EGR Actuator plug have be disconnected)

Suzuki

  • BOSCH EDC15C2 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C3 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C31 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C34
  • BOSCH EDC16C36 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C33
  • DELPHI DDCR (EGR Actuator plug and be disconnected)
  • SIEMENS SID801

Tata

  • DELPHI DCM3.2 (EGR Actuator plug have be disconnected)

Toyota

  • BOSCH EDC15C9 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C31 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP07 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C73
  • DENSE

VAG

  • BOSCH EDC15P (EGR Actuator plug have be disconnected)
  • BOSCH EDC15V (EGR Actuator plug-and-disconnect)
  • BOSCH EDC15VM (EGR Actuator plug have be disconnected)
  • BOSCH EDC16CP34 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16U1 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16U31 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16U34 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C46
  • BOSCH EDC17_C54
  • BOSCH EDC17_C64 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_C74
  • BOSCH EDC17_CP04 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP14 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP20 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP44 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_U01
  • BOSCH EDC17_U05
  • BOSCH ME7.5.10 (EGR Actuator plug have be disconnected)
  • BOSCH MED9.5.10 (EGR Actuator plug and be disconnected)
  • DELPHI DCM3.7 (EGR Actuator plug have be disconnected)
  • DELPHI DCM6.2 (EGR Actuator plug have be disconnected)
  • SIEMENS PCR2.1
  • SIEMENS PPD
  • SIEMENS SIMOS 3 (EGR Actuator plug-and-disconnect)

Volvo

  • BOSCH EDC15C2 (EGR Actuator plug have be disconnected)
  • BOSCH EDC15C3 (EGR Actuator plug have be disconnected)
  • BOSCH EDC15C11 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C34 (EGR Actuator plug have be disconnected)
  • BOSCH EDC16C31
  • BOSCH EDC17_CP22 (EGR Actuator plug have be disconnected)
  • BOSCH EDC17_CP48 (EGR Actuator plug have be disconnected)
  • BOSCH MSA15 (EGR Actuator plug have be disconnected)
  • SIEMENS SID803
  • SIEMENS SID807