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.
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HOMESERVICE MANUALSBMW2001540I 4D SEDAN, AUTOMATICREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMENGINE CONTROLS - SYSTEM & COMPONENT TESTINGRELAYS & SOLENOIDSRELAYS
2001 BMW 540i 4D Sedan, Automatic
Relays & Solenoids: Relays
2001 BMW 540i 4D Sedan, AutomaticSECTION Relays
For fuel pump relay, see FUEL DELIVERY under FUEL SYSTEM. For relay locations, see DME & FUEL PUMP RELAY LOCATION table. See Fig 1-Fig 30 .
DME & FUEL PUMP RELAY LOCATION
| Application | Location | |
|---|---|---|
| X5 | ||
| DME Relay | Right Rear Corner Of Engine Compartment, Next To DME PCM | |
| Fuel Pump Relay | Behind Glovebox | |
| Z8 | ||
| DME Relay | Right Rear Corner Of Engine Compartment, Next To DME PCM | |
| Fuel Pump Relay | In Right Rear Of Storage Compartment | |
| 3-Series (Z3) | ||
| DME Relay | Right Rear Corner Of Engine Compartment, Next To DME PCM | |
| Fuel Pump Relay | Under Left Side Of Instrument Panel, Next To Kick Panel | |
| 3-Series (E46) | ||
| DME Relay | Left Rear Corner Of Engine Compartment, In Relay/PCM Box | |
| Fuel Pump Relay | Behind Glove Box | |
| 5-Series & 7-Series | ||
| DME Relay | Right Rear Corner Of Engine Compartment, Next To DME PCM | |
| Fuel Pump Relay | Right Side Of Trunk | |
RENDER: 1.0x
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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.