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 MANUALSBMW2004325CI CONVERTIBLE (E46) L6-2.5L (M54)REPAIR AND DIAGNOSISPOWER AND GROUND DISTRIBUTIONRELAY BOX
2004 BMW 325Ci Convertible (E46) L6-2.5L (M54)
Relay Box
2004 BMW 325Ci Convertible (E46) L6-2.5L (M54)SECTION Relay Box
- Application and ID
- Relay Box/Panel
- Relays
- K2 Horn Relay
- K4 Heating Blower Relay
- K6 Headlight Washer Module
- K11 Wiper Relay
- K13 Rear Defogger Relay
- K19 Relay, A/C Compressor
- K47 Fog Light Relay
- K90 Relay, Rear Window Drive
- K96 Fuel Pump Relay 1
- K99 Rear Defroster Relay
- K5360 Relay, Hydraulic Pump (SMG Sequential M Transmission)
- K6300 DME Relay
- K6300, X6300 (DME Motor Electronics MS42)
- K6300, X6300 (DME Motor Electronics BMS46)
- K6300, X6300 (DME Digital Motor Electronics MS43)
- K6300, X6300 (DME Motor Electronics MSS54)
- K6300, X6300 (DME Digital Motor Electronics ME9)
- K6300, X6300 (DME Digital Motor Electronics MS45)
- K6300, X6300, K6326, X6326, K6325, X6325 (N46 Engine)
- K6304 Secondary Air Injection Pump Relay
- K6316 Relay, Variable Valve Gear
- K6318 Hydraulic Pump Relay, SMG (SMG Sequential Manual Transmission)
- K6325 Reversing Light Relay
- K6326 Unloader Relay Terminal 15
- K6327 Relay, Fuel Injectors
- K18363 Relay, Convertible Top 1 (Convertible)
Locations- Relay Box/Panel
- Relays
- K2 Horn Relay
- K4 Heating Blower Relay
- K6 Headlight Washer Module
- K11 Wiper Relay
- K13 Rear Defogger Relay
- K19 Relay, A/C Compressor
- K47 Fog Light Relay
- K90 Relay, Rear Window Drive
- K96 Fuel Pump Relay 1
- K99 Rear Defroster Relay
- K5360 Relay, Hydraulic Pump (SMG Sequential M Transmission)
- K6300 DME Relay
- K6300, X6300 (DME Motor Electronics MS42)
- K6300, X6300 (DME Motor Electronics BMS46)
- K6300, X6300 (DME Digital Motor Electronics MS43)
- K6300, X6300 (DME Motor Electronics MSS54)
- K6300, X6300 (DME Digital Motor Electronics ME9)
- K6300, X6300 (DME Digital Motor Electronics MS45)
- K6300, X6300, K6326, X6326, K6325, X6325 (N46 Engine)
- K6304 Secondary Air Injection Pump Relay
- K6316 Relay, Variable Valve Gear
- K6318 Hydraulic Pump Relay, SMG (SMG Sequential Manual Transmission)
- K6325 Reversing Light Relay
- K6326 Unloader Relay Terminal 15
- K6327 Relay, Fuel Injectors
- K18363 Relay, Convertible Top 1 (Convertible)
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.