Redundant brake control unit alerts

RCU alert codes

Showing 1–50 of 66

• RCU_a001 — Valve Driver Fault RCU_a001_valveDriverFault The RCU has experienced a solenoid valve driver issue.
• RCU_a002 — Solenoid Valve Fault RCU_a002_solenoidValveFault The RCU has experienced a solenoid valve issue.
• RCU_a003 — Pump Motor Fault RCU_a003_pumpMotorFault The RCU has experienced a pump motor issue.
• RCU_a004 — Supply Overvoltage RCU_a004_supplyOvervoltage The RCU power supply voltage is too high.
• RCU_a005 — Supply Undervoltage RCU_a005_supplyUndervoltage The RCU power supply voltage is too low.
• RCU_a006 — Wake Line Open RCU_a006_wakeLineOpen RCU Low Voltage (LV) state CAN signal from Front Vehicle Controller (VCFRONT) reports LV is on while the wake line voltage is off.
• RCU_a007 — Pressure Sensor Fault RCU_a007_pressureSensorFault The RCU pressure sensor or sensor connection issue.
• RCU_a008 — Pressure Not Calibrated RCU_a008_pressureNotCalibrated The RCU pressure sensor is not calibrated.
• RCU_a009 — Brake Fluid Low RCU_a009_brakeFluidLow The Redundant Control Unit (RCU) received a low BB_brakeFluidLevel.
• RCU_a010 — Pedal Sensor Fault RCU_a010_pedalSensorFault The RCU has pedal travel sensor or sensor connection issue.
• RCU_a011 — Idb Pedal Travel Mismatch RCU_a011_idbPedalTravelMismatch The RCU pedal travel sensor value disagrees with the Integrated Dynamic Brake's (IDB).
• RCU_a012 — Pedal Sensor Not Cal RCU_a012_pedalSensorNotCal The RCU pedal travel sensor is not calibrated.
• RCU_a013 — Mcu Generic Fault RCU_a013_mcuGenericFault The RCU MCU has experienced an issue.
• RCU_a014 — Asic Temp High RCU_a014_asicTempHigh The RCU ASIC is too hot.
• RCU_a015 — Fluid Leak Detected RCU_a015_fluidLeakDetected The RCU has detected a hydraulic brake fluid leak.
• RCU_a016 — Party Bus Off RCU_a016_partyBusOff The RCU has detected no traffic on the PARTY Controller Area Network (CAN) bus.
• RCU_a017 — Chassis Bus Off RCU_a017_chassisBusOff The RCU has detected no traffic on the CHASSIS Controller Area Network (CAN) bus.
• RCU_a018 — DI torque Path Faulted RCU_a018_DItorquePathFaulted The RCU DI torque path has experienced an issue.
• RCU_a019 — DI torque Path Active RCU_a019_DItorquePathActive The Redundant Control Unit (RCU) is generating front axle brake torque in response to the DI_brakeTorqueCommand Controller Area Network (CAN) signal.
• RCU_a020 — B Bstatus DLC RCU_a020_BBstatusDLC BB status message was not received or message length is incorrect.
• RCU_a021 — B Bstatus Checksum RCU_a021_BBstatusChecksum BB status message checksum is incorrect.
• RCU_a022 — B Bstatus Counter RCU_a022_BBstatusCounter BB status message counter is incorrect.
• RCU_a023 — IDB status DLC RCU_a023_IDBstatusDLC IDB status message was not received or message length is incorrect.
• RCU_a024 — IDB status Checksum RCU_a024_IDBstatusChecksum IDB status message checksum is incorrect.
• RCU_a025 — IDB status Counter RCU_a025_IDBstatusCounter IDB status message counter is incorrect.
• RCU_a026 — DI chassis Control DLC RCU_a026_DIchassisControlDLC DI chassis control message was not received or message length is incorrect.
• RCU_a027 — DI chassis Ctrl Checksum RCU_a027_DIchassisCtrlChecksum DI chassis control message checksum is incorrect.
• RCU_a028 — DI chassis Control Counter RCU_a028_DIchassisControlCounter DI chassis control message counter is incorrect.
• RCU_a029 — PM state2 DLC RCU_a029_PMstate2DLC PM state message was not received or message length is incorrect.
• RCU_a030 — PM state2 Checksum RCU_a030_PMstate2Checksum PM state message checksum is incorrect.
• RCU_a031 — PM state2 Counter RCU_a031_PMstate2Counter PM state message counter is incorrect.
• RCU_a032 — VCFRONTLV Power State DLC RCU_a032_VCFRONTLVPowerStateDLC VCFRONT LV power state message was not received or message length is incorrect.
• RCU_a033 — VCFRONTLV Power State Checksum RCU_a033_VCFRONTLVPowerStateChecksum VCFRONT LV power state message checksum is incorrect.
• RCU_a034 — VCFRONTLV Power State Counter RCU_a034_VCFRONTLVPowerStateCounter VCFRONT LV power state message counter is incorrect.
• RCU_a035 — IDB pcp Invalid RCU_a035_IDBpcpInvalid IDB circuit pressure sensor issue.
• RCU_a036 — IDB psp Invalid RCU_a036_IDBpspInvalid IDB pedal simulator pressure sensor issue.
• RCU_a037 — IDB input Rod Stroke Invalid RCU_a037_IDBinputRodStrokeInvalid The IDB input rod stroke signal has experienced an issue.
• RCU_a038 — DI system Status DLC RCU_a038_DIsystemStatusDLC DI system status message was not received or message length is incorrect.
• RCU_a039 — DI accel Pos Invalid RCU_a039_DIaccelPosInvalid The DI accelerator pedal position signal has been received as invalid.
• RCU_a040 — DI gear Invalid RCU_a040_DIgearInvalid The DI gear signal has been received as invalid.
• RCU_a041 — DI system Status Counter RCU_a041_DIsystemStatusCounter DI system status message counter is incorrect.
• RCU_a042 — DI system Status Checksum RCU_a042_DIsystemStatusChecksum DI system status message checksum is incorrect.
• RCU_a043 — VCFRONT iBooster Lv State Invalid RCU_a043_VCFRONTiBoosterLvStateInvalid The VCFRONT LV state signal has been received as invalid.
• RCU_a044 — VCFRONT sensors MIA RCU_a044_VCFRONTsensorsMIA VCFRONT sensors message was not received or message length is incorrect.
• RCU_a045 — VCFRONT temp Invalid RCU_a045_VCFRONTtempInvalid The VCFRONT ambient temperature signal has been received as invalid.
• RCU_a046 — Brake Fluid Level SNA RCU_a046_brakeFluidLevelSNA BB brake fluid level signal BB_brakeFluidLevel is received as Signal Not Available (SNA).
• RCU_a047 — ESP wheel Speeds DLC RCU_a047_ESPwheelSpeedsDLC Wheel speeds message was not received or message length is incorrect.
• RCU_a048 — ESP Fr LWSSL Invalid RCU_a048_ESPFrLWSSLInvalid Front left wheel speed sensor signal is invalid.
• RCU_a049 — ESP Fr RWSSL Invalid RCU_a049_ESPFrRWSSLInvalid Front right wheel speed sensor signal is invalid.
• RCU_a050 — ESP Re LWSSL Invalid RCU_a050_ESPReLWSSLInvalid Rear left wheel speed sensor signal is invalid.