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DTC U3003:17 [BCM]: Notes

DTC U3003:17 BCM power supply circuit malfunction
DETECTION CONDITION 
  • BCM power supply circuit voltage is 16 V or more  for 5 s or more  when the ignition is switched to ON.
FAIL-SAFE FUNCTION 
  • Stops CAN communication and activates the application.
POSSIBLE CAUSE 
  • Battery malfunction
  • Generator malfunction
  • BCM malfunction
SYSTEM WIRING DIAGRAM  -
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