Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Remove/Install Fuel Injection System Control Unit - AR07.08-P-7011MFC
Engine 260 in model 118
up to model year 2022
Engine 260 in model 177, 247
up to model year 2021
Shown on engine without code M016 (performance-enhanced engine)
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| Remove/install | |||
| 1 | Perform commissioning of ME-SFI [ME] control unit (N3/10). | If ME-SFI [ME] control unit (N3/10) is replaced | |
| AD00.00-P-2000-06MFA | |||
| 2 | Disconnect ground line from on-board electrical system battery. | AR54.10-P-0003MFA | |
| 3 | Remove cover over ME-SFI [ME] control unit (N3/10). | ||
| 4 | Release retaining clips (1). | ||
| 5 | Release and disconnect electrical connectors (2, 3) at ME-SFI [ME] control unit (N3/10). | ||
| 6 | Remove ME-SFI [ME] control unit (N3/10). | ||
| 7 | Install in the reverse order. | ||
| 8 | Read out and delete fault memory. | ||
| AD00.00-P-2000-06MFA | |||
| Check | |||
| Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | AS00.00-Z-0005-01A | |
| 9 | Perform an engine test run and check the engine for proper function. |
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
No obligation. See pricing before you book.