EGR removal Chorley

EGR fault code. Limp mode. Mobile fix at your location in Chorley, £220.

Mobile We come to you
Software only No physical parts removed or replaced
Flat £220 No surprises
Same or next day In most cases

The fault is already telling you what it needs

The EGR warning tends to arrive before the situation becomes urgent, but not by much. A rough idle that was not there last week. Hesitation pulling away from junctions. Black smoke on acceleration that gets worse under load. Then the engine drops into limp mode, power restricted, RPM capped, the van crawling rather than working.

At that point, the ECU has logged a fault code against the EGR system and throttled the engine to protect it. The EGR valve routes exhaust gas back into the intake to reduce combustion temperatures. On a diesel doing repeated short runs, circuits between Chorley town centre, Euxton, Buckshaw Village, and the surrounding area, the engine rarely reaches the temperature needed to burn off carbon deposits in the valve and surrounding passages. The valve fouls, sticks, or fails to regulate correctly. When it does, the ECU notices.

Cleaning the valve removes the deposits temporarily. A replacement resets the clock. The driving pattern that caused the build-up in the first place does not change, and neither does the result.

Diesel dashboard warning lights lit at night
Exhaust after-treatment hardware on a diesel vehicle

What the modification does

A software remap removes the EGR system from the ECU's operating map entirely. The valve stays physically in place in the engine bay, nothing is unbolted, nothing is removed. The ECU simply stops commanding it. Exhaust gas no longer recirculates, and the conditions that caused the fault stop occurring.

EGR removal and EGR delete are the same modification, the same software change regardless of which term was searched. Once the remap is written and verified, all EGR-related fault codes are cleared from the system. Limp mode caused by the EGR fault does not return. The modification is permanent. The job takes around an hour at your location in Chorley.

Coverage in Chorley

We operate from our Eccles base, with Chorley falling comfortably within our coverage radius, typically around 25 miles. We regularly visit Chorley town centre, Euxton, Buckshaw Village, Coppull, Adlington, and the surrounding industrial and commercial zones. Same-day and next-day availability is common for this area.

Technician reading a diagnostic tablet from the driver's seat of a van
Reading stored fault codes on a diagnostic tablet in the cab

What a visit looks like

We arrive at your location, home, workplace, yard, or car park. No recovery vehicle needed, no garage appointment to arrange. We connect to the OBD port, read all current fault codes, write the modified ECU map, verify the result, and clear stored EGR codes before leaving. Most visits take 60 to 90 minutes from arrival to completion. The vehicle is ready to move when we pack up.

FAQs

Is “EGR removal” the same as “EGR delete”?
Yes. Both terms describe the same software modification, a remap of the ECU that disables the EGR system in software. The valve stays physically in the engine bay. The service and the price are identical regardless of which term you used.
Do you physically remove the EGR valve?
No. The modification is entirely software-based. We connect to the OBD port and write a modified ECU map. Nothing in the engine bay is touched. The valve stays in place, physically unchanged.
Will the EGR warning light go off after the modification?
Yes. As part of the process, all EGR-related fault codes are cleared from the system. The warning light clears with them. Because the ECU no longer commands the EGR valve, the fault conditions that triggered the light do not recur.
Is EGR removal legal for road use?
EGR removal is for off-road and track use only.

Get in touch to book your EGR removal in Chorley

Mobile service, software-based ECU remap, £220 fixed price, no extras. We come to your location in Chorley and surrounding areas. Call 0161 694 7331 to check availability and book.