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.
System function
2011 BMW 535i GTSECTION System function
The "electronic control of the fuel pump" system includes the following functions:
- Supply of fuel in line with requirements
- Diagnosis of low pressure fuel system
- Emergency operation (complete activation of the electric fuel pump) in the event of problems communicating to the CAN bus.
- Cooling and lubrication of the electric fuel pump and high-pressure pump (diesel engine)
Example of functional networking F01
| Item | Explanation |
|---|---|
| 1 | Central gateway module (ZGM) |
| 2 | Crash Safety Module (ACSM) |
| 3 | Car access system (CAS) |
| 4 | DME (Digital Engine Electronics) or DDE (Digital Diesel Electronics) |
| 5 | Junction Box Electronics (JBE) |
| 6 | Electric fuel pump fuse |
| 7 | fuel pump control module (EKPS) |
| 8 | Fuel level sensor |
| 9 | Electric fuel pump |
| 10 | Fuel level sensor |
| 11 | Instrument panel (KOMBI) |
NOTE:
The EKPS control unit can also be connected to the PT-CAN.
RENDER: 1.0x
NO RELATED
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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.