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AFLS Fail-Safe Index

WARNING: This page is about a different car, the 2017 Kia K900. However, it is still accessible from the selected car via links, so may be relevant.
Part Content Fail-Safe Reaction Tell-Tale Result
ECU ECU Hardware (A/D Converter fail)
  1. Levelling: staying in current POS
  2. Swivelling: staying in current POS
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ECU Software (EEPROM/ROM fail)
  1. Levelling: staying in current POS
  2. Swivelling: staying in current POS
Control Unit not initialized
Calibration not performed
  1. Levelling: drive to error POS (H-15)
  2. Swivelling: drive to error POS (0°)
Levelling module fault Right Short circuit
  1. Right Levelling: staying in current POS
  2. Left Levelling: normal operation
  3. Swivelling: Normal operation
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Over temperature
LIN communication error
  1. Right Levelling: staying in current POS (Before), drive to error POS
  2. Left Levelling: normal operation
  3. Swivelling: normal operation
Left Short circuit
  1. Left Levelling: staying in current POS
  2. Right Levelling: normal operation
  3. Swivelling: Normal operation
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Over temperature
LIN communication error
  1. Right Levelling: normal operation
  2. Left Levelling: staying in current POS (Before), drive to error POS
  3. Swivelling: normal operation
Swivelling module fault Right Short circuit
  1. Right Swivelling: staying in current POS
  2. Left Swivelling: drive to error POS
  3. Right Levelling: drive to error POS
  4. Left Levelling: Normal operation
 Tell-tale
Over temperature
Stall detected
LIN communication LIN fault Before
  1. Swivelling: staying in current POS
  2. Levelling: drive to error POS
After
  1. Swivelling: drive to error POS
  2. Levelling: drive to error POS
DBL supply fault Before
  1. Swivelling: staying in current POS
  2. Levelling: drive to error POS
After
  1. Right Swivelling: staying in current POS
  2. Left Swivelling: drive to error POS
  3. Levelling: drive to error POS
  Left Short circuit
  1. Left Swivelling: staying in current POS
  2. Right Swivelling: drive to error POS
  3. Left Levelling: drive to error POS
  4. Right Levelling: Normal operation
 Tell-tale
Over temperature
Stall detected
LIN communication LIN fault Before
  1. Swivelling: staying in current POS
  2. Levelling: drive to error POS
After
  1. Swivelling: drive to error POS
  2. Levelling: drive to error POS
DBL supply fault Before
  1. Swivelling: staying in current POS
  2. Levelling: drive to error POS
After
  1. Left Swivelling: staying in current POS
  2. Right Swivelling: drive to error POS
  3. Levelling: drive to error POS
AXLE sensor Front & Rear external (5V) Sensor power supply fault (short to ground or to Bat)
  1. Levelling: drive to error POS
  2. Swivelling: Normal operation
 -
Front FREQ_LOWER, FREQ_UPPER
  1. Levelling: drive to error POS
  2. Swivelling: Normal operation
Signal line open circuit
  1. Levelling: drive to error POS
  2. Swivelling: Normal operation
Signal line short circuit
Front sensor out of range
Front sensor out of range FREQ_LOWER, FREQ_UPPER
  1. Levelling: drive to error POS
  2. Swivelling: Normal operation
Signal line open circuit
  1. Levelling: drive to error POS
  2. Swivelling: Normal operation
Signal line short circuit
Front sensor out of range
Battery battery voltage too high
  1. Levelling: staying in current POS (Before), drive to error POS
  2. Swivelling: staying in current POS (Before), drive to error POS
 -
battery voltage too low
  1. Levelling: staying in current POS (Before), drive to error POS
  2. Swivelling: staying in current POS (Before), drive to error POS
LIN physical fault Short circuit to battery or GND (physical fault) Before
  1. Levelling: staying in current POS
  2. Swivelling: staying in current POS
 Tell-tale
After
  1. Levelling: drive to error POS
  2. Swivelling: drive to error POS
CAN communication fault Speed signal fault speed signal invalid
  1. Levelling: Medium dynamic mode
  2. Swivelling: drive to error POS
 -
supplying ECU not available on - CAN
Steering angle signal fault Steering wheel sensor not OK (signal invalid)
  1. Levelling: normal operation
  2. Swivelling: drive to error POS
 -
supplying ECU not available on CAN
Gearbox signal fault Reverse gear signal invalid
  1. Levelling: normal operation
  2. Swivelling: drive to error POS
 -
supplying ECU not available on - CAN
Accelerator pedal signal fault Accelerator pedal signal invalid
  1. Levelling: Medium dynamic mode
  2. Swivelling: Normal operation
  
supplying ECU not available on - CAN
Engine state signal fault Engine state signal invalid
  1. Levelling: Normal operation, no operation (Before)
  2. Swivelling: Normal operation, no operation (Before)
 -
supplying ECU not available on - CAN
Yaw rate signal fault Yaw rate signal invalid
  1. Levelling: Normal no operation (Before)
  2. Swivelling: Reduced performance
 -
supplying ECU not available on - CAN
Brake pedal signal fault Brake signal invalid
  1. Levelling: Medium dynamic mode
  2. Swivelling: Normal operation
 -
supplying ECU not available on - CAN
  CAN "Bus off" fault ECU is isolated from the CAN network Air suspension
  1. Swivelling: drive to error POS
  2. Levelling: drive to error POS
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Steel suspension
  1. Swivelling: drive to error POS
  2. Levelling: slow dynamic mode
Lamp unction Signal Fault Supplying ECU not available on CAN
  1. Levelling: Normal operation
  2. Swivelling: Normal operation

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