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Home >> Mazda >> 2017 >> 3 Sport, 4D Hatchback, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Engine Control (5 Of 5) >> DTC U1007; Current Sensor Information Communication Error With Front Body Control Module (FBCM) >> Notes

DTC U1007; Current Sensor Information Communication Error With Front Body Control Module (FBCM): Notes

DETECTION CONDITION AND POSSIBLE CAUSE

DTC U1007:00 CAN/LIN communication system: current sensor information communication error with front body control module (FBCM)
DETECTION CONDITION
  • PCM detects a current sensor information communication error from front body control module (FBCM).

    Diagnostic support note

  • This is a continuous monitor (other).
  • The check engine light does not illuminate.
  • FREEZE FRAME DATA (Mode 2) is not available.
  • Snapshot data is available.
  • DTC is stored in the PCM memory.
FAIL-SAFE FUNCTION
  • Inhibits a part of the generator output control.
POSSIBLE CAUSE
  • Communication line between current sensor and front body control module (FBCM) malfunction
  • Communication line between front body control module (FBCM) and PCM malfunction
  • Current sensor connector or terminals malfunction
  • Short to ground or open circuit in current sensor power supply circuit
    • Short to ground in wiring harness between MAIN 200 A fuse and current sensor terminal A
    • MAIN 200 A fuse and/or ENG+B 7.5 A fuse malfunction
      • Open circuit in wiring harness between battery positive terminal and current sensor terminal A
  • Front body control module (FBCM) connector or terminals malfunction
  • Short to ground in wiring harness between current sensor terminal B and front body control module (FBCM) terminal 2E
  • Open circuit in wiring harness between current sensor terminal B and front body control module (FBCM) terminal 2E
  • Current sensor malfunction
  • Front body control module (FBCM) malfunction
G11550388