Renault Master · 1998+
Renault Master EGR Fault Solution
When the EGR valve on Renault Master (1998+) diesel engines clogs with carbon or fails, pulling power drops, idle becomes rough, the exhaust smokes and a warning lamp may come on. Fault memory is read, the ECU identified and a matching software solution applied after an original backup.
Suitable engines for the Renault Master
Year / chassis: Mk5 - 2019+
| Engine | Power | EGR fault solution |
|---|---|---|
| Renault Master 2.3 DCi 130hp | 130 → 180 bhp | ✓ |
| Renault Master 2.3 DCi 135hp | 135 → 180 bhp | ✓ |
| Renault Master 2.3 DCi 145hp | 145 → 210 bhp | ✓ |
| Renault Master 2.3 DCi 150hp | 150 → 180 bhp | ✓ |
| Renault Master 2.3 DCi 165hp | 165 → 210 bhp | ✓ |
| Renault Master 2.3 DCi 180hp | 180 → 223 bhp | ✓ |
Year / chassis: Mk4 - 2016 - 2019
| Engine | Power | EGR fault solution |
|---|---|---|
| Renault Master 2.3 DCI (Euro 6) 110hp | 110 → 140 bhp | ✓ |
| Renault Master 2.3 DCI (Euro 6) 130hp | 130 → 160 bhp | ✓ |
| Renault Master 2.3 DCi Bi-turbo (Euro 6) 145hp | 145 → 195 bhp | ✓ |
| Renault Master 2.3 DCi Bi-turbo (Euro 6) 165hp | 165 → 200 bhp | ✓ |
| Renault Master 2.3 DCi Bi-turbo (Euro 6) 170hp | 170 → 200 bhp | ✓ |
Year / chassis: Mk4 - 2014 - 2016
| Engine | Power | EGR fault solution |
|---|---|---|
| Renault Master 2.3 DCI 110hp | 110 → 140 bhp | ✓ |
| Renault Master 2.3 DCI 125hp | 125 → 155 bhp | ✓ |
| Renault Master 2.3 DCI 145hp | 145 → 175 bhp | ✓ |
| Renault Master 2.3 DCI BiTurbo 135hp | 135 → 195 bhp | ✓ |
| Renault Master 2.3 DCI BiTurbo 165hp | 165 → 195 bhp | ✓ |
Year / chassis: Mk3 - 2010 - 2014
| Engine | Power | EGR fault solution |
|---|---|---|
| Renault Master 2.3 DCI 100hp | 100 → 155 bhp | ✓ |
| Renault Master 2.3 DCI 125hp | 125 → 155 bhp | ✓ |
| Renault Master 2.3 DCI 146hp | 146 → 180 bhp | ✓ |
| Renault Master 2.3 DCI 150hp | 150 → 180 bhp | ✓ |
Year / chassis: Mk2 - 1998 - 2010
| Engine | Power | EGR fault solution |
|---|---|---|
| Renault Master 1.9 DCi 82hp | 82 → 105 bhp | ✓ |
| Renault Master 2.0 DCi 120hp | 120 → 160 bhp | ✓ |
| Renault Master 2.2 DCi 114hp | 114 → 145 bhp | ✓ |
| Renault Master 2.2 DCi 90hp | 90 → 115 bhp | ✓ |
| Renault Master 2.5 DCi 100hp | 100 → 135 bhp | ✓ |
| Renault Master 2.5 DCi 125hp | 125 → 150 bhp | ✓ |
| Renault Master 2.5 DCi 150hp | 150 → 180 bhp | ✓ |
| Renault Master 3.0 DCi 136hp | 136 → 165 bhp | ✓ |
| Renault Master 3.0 DCi 156hp | 156 → 190 bhp | ✓ |
Year / chassis: 3 LCI - 2020+
| Engine | Power | EGR fault solution |
|---|---|---|
| Renault Master 2.3 Blue dCi 135hp | 135 → 169 bhp | ✓ |
| Renault Master 2.3 Blue dCi 150hp | 150 → 188 bhp | ✓ |
| Renault Master 2.3 Blue dCi 180hp | 180 → 225 bhp | ✓ |
When is it needed?
- EGR valve fault and soot build-up
- Rough idle, smoke, power loss
- Carbon build-up in the intake manifold
Typical duration: 1–2 hours
Frequently asked questions
Can an EGR fault on the Renault Master be solved with software?
The valve and connections are checked first. Where suitable for the Renault Master, the EGR software solution is applied to the ECU with the original software backed up; on most cars the work is done the same day.
Is an EGR delete legal?
It is an intervention on emission hardware and is offered only for uses permitted by law (off-road, motorsport, export, fault diagnosis). Inspection and road compliance remain the owner's responsibility.
Is replacing the valve the better option?
Often yes, especially if the car will be used on the road. If the valve has failed, fitting a new one is the durable and compliant solution; we measure the condition and explain the options plainly.
Does carbon build-up stop?
Once exhaust gas no longer returns to the intake, soot accumulation drops noticeably; existing deposits still need mechanical cleaning.
Will the warning light go out?
EGR-related codes are switched off in a controlled way; if another fault exists the light stays on.
Other solutions for the Renault Master
Renault Master AdBlue fault solution
Renault Master DPF fault solution
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⚠ Software work on emission systems is offered only for uses permitted by applicable law (motorsport, off-road use, export, fault diagnosis, etc.). Road use and inspection compliance of the vehicle remain the owner's responsibility.