Alerts
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| Signal Name | Description | Condition | Impact |
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Front Vehicle Controller (VCFRONT) Low Voltage (LV) power state message checksum is incorrect.
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The RCU receives the VCFRONT_LVPowerState CAN message with incorrect CRC for longer than 500 milliseconds.
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There may be an issue with the transmitting Electronic Control Unit (ECU).
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Front Vehicle Controller (VCFRONT) Low Voltage (LV) power state message counter is incorrect.
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VCFRONT_LVPowerState CAN message is received with incorrectly incrementing counter for longer than 500 milliseconds.
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There may be an issue with the transmitting Electronic Control Unit (ECU) or CAN bus.
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Integrated Dynamic Brake (IDB) circuit pressure sensor issue.
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The RCU receives the IDB_brakeCircuitPress CAN signal as Signal Not Available (SNA) or IDB_brakeCircuitPressQF as PRESSURE_FAULTED for 100 milliseconds.
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There may be an issue with the transmitting Electronic Control Unit (ECU).
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RCM_d111_noDeployPedProCal
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-
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The Redundant Control Unit (RCU) has experienced a solenoid valve driver issue.
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The RCU has experienced a solenoid value driver issue during actuation or startup checks.
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The RCU may not be able to perform backup power braking assist.
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The Redundant Control Unit (RCU) has experienced a solenoid valve issue.
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The RCU has experienced a solenoid value issue during actuation or startup checks.
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The RCU may not be able to perform backup power braking assist.
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Bosch DTC value: 0x00f000xx
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-
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Integrated Dynamic Brake (IDB) pedal simulator pressure sensor issue.
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The RCU receives the IDB_pedalSimulatorPress CAN signal as Signal Not Available (SNA) or IDB_pedalSimulatorPressQF as PRESSURE_FAULTED for 100 milliseconds.
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There may be an issue with the transmitting Electronic Control Unit (ECU).
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The Redundant Control Unit (RCU) has experienced a pump motor issue.
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The RCU has detected a motor power line open or short, the motor is stuck, or the motor built-in self test has failed.
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The RCU may not be able to perform backup power braking assist.
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The Redundant Control Unit (RCU) power supply voltage is too high.
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The RCU power supply voltage is higher than 18 volts for 2 seconds or higher than 19 volts for 500 milliseconds.
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The RCU may not be able to perform backup power braking assist.
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The Redundant Control Unit (RCU) power supply voltage is too low.
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The RCU power supply voltage is lower than 9 volts for 500 milliseconds or lower than 6.5 volts for 60 milliseconds.
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The RCU may not be able to perform backup power braking assist.
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Redundant Control Unit (RCU) Low Voltage (LV) state CAN signal from Front Vehicle Controller (VCFRONT) reports LV is on while the wake line voltage is off.
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VCFRONT RCU LV state signal VCFRONT_iBoosterLVState is received as LV_ON while the hardwired wake line (RCU connector pin 4) is off for more than 2 minutes while there is no power supply hard undervoltage.
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The RCU may not power on or shut down correctly.
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The Redundant Control Unit (RCU) pressure sensor or sensor connection issue.
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The RCU has detected an invalid brake pressure sensor signal or is not receiving a pressure sensor signal.
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The RCU may not be able to perform backup power braking assist.
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The Redundant Control Unit (RCU) pressure sensor is not calibrated.
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The RCU pressure sensor is not calibrated.
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The RCU may not be able to perform backup power braking assist.
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The Integrated Dynamic Brake (IDB) input rod stroke signal has experienced an issue.
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The RCU receives the IDB_sInputRodQF CAN signal as INPUT_ROD_NOT_INITIALIZED or INPUT_ROD_FAULT for 100 milliseconds.
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There may be an issue with the transmitting Electronic Control Unit (ECU).
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The Redundant Control Unit (RCU) received a low BB_brakeFluidLevel.
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The RCU receives the BB_brakeFluidLevel Controller Area Network (CAN) signal as BRAKE_FLUID_LEVEL_LOW for 5 seconds.
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There may be low brake fluid.
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The Redundant Control Unit (RCU) has pedal travel sensor or sensor connection issue.
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The voltage supplied by the RCU to the pedal travel sensor is too high or low, the pedal travel sensor signal is not received, or the pedal travel sensor signal is received as invalid.
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The RCU may use the Integrated Dynamic Brake (IDB) pedal travel sensor signal to determine driver brake pedal input instead of the RCU's sensor.
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The Redundant Control Unit (RCU) pedal travel sensor value disagrees with the Integrated Dynamic Brake's (IDB).
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The RCU does not receive the IDB pedal travel sensor signal via the Chassis or Party CAN bus for 50 milliseconds.
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The RCU may not use the Integrated Dynamic Brake (IDB) pedal travel sensor signal to determine driver brake pedal input.
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Drive Inverter (DI) system status message was not received or message length is incorrect.
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The RCU did not receive the DI_systemStatus CAN message for longer than 100 milliseconds or DI_systemStatus is received with incorrect data length for longer than 100 milliseconds.
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There may be an issue with the transmitting Electronic Control Unit (ECU).
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The Redundant Control Unit (RCU) pedal travel sensor is not calibrated.
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The RCU pedal travel sensor is not calibrated.
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The RCU may not be able to perform backup power braking assist.
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