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 MANUALSBMW2011128I CONVERTIBLE (E88) L6-3.0L (N51)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSBODY CONTROL MODULEDIAGRAMSDIAGRAM INFORMATION AND INSTRUCTIONSSIGNAL GLOSSARYSIGNAL NAMES WITH R
2011 BMW 128i Convertible (E88) L6-3.0L (N51)
Signal Names With R
2011 BMW 128i Convertible (E88) L6-3.0L (N51)SECTION Signal Names With R
Signal Names With R
R Term. R, Radio On, Fused
R_ACSM Supply, Terminal R
RAD_ON Signal, Radio On
R_BLS Supply, Brake-Light Switch
RDC_ANT+ Supply, RDC Antenna
RDC_ANT- Ground, RDC Antenna
RDC_BUS LIN-Bus Signal
RDC_HL+ Supply, RDC Transmitter
RDC_HL- Ground, RDC Transmitter
RDC_HR+ Supply, RDC Transmitter
RDC_HR- Ground, RDC Transmitter
RDC_VL+ Supply, RDC Transmitter
RDC_VL- Ground, RDC Transmitter
RDC_VR+ Supply, RDC Transmitter
RDC_VR- Ground, RDC Transmitter
REC_DATA Audio Data Signal
RECEIVED Telephone Signal
RFS_L Reversing Light, Left
RFS_R Reversing Light, Right
RICHH Signal, Solenoid Valve
RICHL Signal, Solenoid Valve
R_RFK Video Signal Red
R_RLS Terminal R, Rain/Light Sensor
RSA Back-Up Lights, Trailer
R_SBE Terminal R, Seat-Occupancy Detector
RSK_HI Return Contact, Wiper Rest Position, Rear
RSK_VO Return Contact, Wiper Rest Position, Front
R_1 Video Signal Red
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.