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Home >> Mazda >> 2013 >> 5 Sport, Automatic Trans >> Repair and Diagnosis >> Brakes >> Traction Control >> On-Board Diagnostic [Abs/Dynamic Stability Control System) >> DTC U3003:08/U3003:16/U3003:17 [Dynamic Stability Control (DSC)] >> Notes
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DTC U3003:08/U3003:16/U3003:17 [Dynamic Stability Control (DSC)]: Notes

DTC U3003:08, U3003:16, U3003:17 Power supply system
DETECTION CONDITION 
  • U3003:08
    • While the vehicle is traveling at a speed of 10km/h {6.2 mph} or more  , a CAN signal error caused by low power supply voltage is detected.
  • U3003:16
    • When driving the vehicle at 20 km/h {12 mph} or more  , low ignition voltage (10 V or less  ) is detected at the voltage monitor of the solenoid valve or motor monitor.
  • U3003:17
    • High ignition voltage (18 V or more  ) is detected at the voltage monitor of the solenoid valve or motor monitor.
FAIL-SAFE FUNCTION 
  • U3003:08
    • Permits the control and does not illuminate each warning/indicator light.
  • U3003:16
    • Illuminates the ABS warning light and TCS/DSC indicator light.
    • Does not illuminate the brake warning light (9.4-10.0 V or less  for 210 ms or more  ).
    • Illuminates the brake warning light (7.55-8.45 V or less  for 30 ms or more  ).
    • Inhibits the ABS, TCS, DSC and brake assist controls.
    • Permits the EBD control (9.4-10.0 V or less  for 210 ms or more  ).
    • Inhibits the EBD control (7.55-8.45 V or less  for 30 ms or more  ).
  • U3003:17
    • Illuminates the ABS warning light, brake system warning light and TCS/DSC indicator light.
    • Inhibits the ABS, EBD, TCS, DSC and brake assist controls.
POSSIBLE CAUSE 
  • Battery deterioration
  • Generator malfunction
  • SAS 10A/ABS V 20A/ABS P 40A/IG KEY1 50A/BTN 60A fuse malfunction
  • Open or short circuit in wiring harness between DSC HU/CM terminal Y and battery
  • Open or short circuit in wiring harness between DSC HU/CM terminal AU and battery
  • Open or short circuit in wiring harness between DSC HU/CM terminal AT and battery
  • Open circuit in wiring harness between DSC HU/CM terminal B and body ground
  • Poor connection at connectors (female terminal)
G08150590