Ford S-Max · 2006+
Ford S-Max EGR Fault Solution
When the EGR valve on Ford S-Max (2006+) 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 Ford S-Max
Year / chassis: 2015+
| Engine | Power | EGR fault solution |
|---|---|---|
| Ford S-Max 2.0 TDCi 120hp | 120 → 200 bhp | ✓ |
| Ford S-Max 2.0 TDCi 150hp | 150 → 195 bhp | ✓ |
| Ford S-Max 2.0 TDCi 180hp | 180 → 200 bhp | ✓ |
| Ford S-Max 2.0 TDCi 190hp | 190 → 200 bhp | ✓ |
| Ford S-Max 2.0 TDCi 210hp | 210 → 230 bhp | ✓ |
Year / chassis: 2010 - 2015
| Engine | Power | EGR fault solution |
|---|---|---|
| Ford S-Max 1.6 TDCi 115hp | 115 → 140 bhp | ✓ |
| Ford S-Max 2.0 TDCi 115hp | 115 → 180 bhp | ✓ |
| Ford S-Max 2.0 TDCi 140hp | 140 → 180 bhp | ✓ |
| Ford S-Max 2.0 TDCi 163hp | 163 → 200 bhp | ✓ |
| Ford S-Max 2.2 TDCi 200hp | 200 → 235 bhp | ✓ |
Year / chassis: 2006 - 2010
| Engine | Power | EGR fault solution |
|---|---|---|
| Ford S-Max 1.8 TDCi 125hp | 125 → 153 bhp | ✓ |
| Ford S-Max 2.0 TDCi 115hp | 115 → 142 bhp | ✓ |
| Ford S-Max 2.0 TDCi 130hp | 130 → 160 bhp | ✓ |
| Ford S-Max 2.0 TDCi 136hp | 136 → 175 bhp | ✓ |
| Ford S-Max 2.0 TDCi 140hp | 140 → 175 bhp | ✓ |
| Ford S-Max 2.2 TDCi 175hp | 175 → 202 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 Ford S-Max be solved with software?
The valve and connections are checked first. Where suitable for the Ford S-Max, 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 Ford S-Max
Ford S-Max AdBlue fault solution
Ford S-Max DPF fault solution
Ford S-Max Pop & Bang tuning
More about EGR Delete
Ford Stage 1 Chip Tuning — How Much BHP?
⚠ 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.