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DTC U0431:68: Notes

DTC U0431:68 CHART (POSITION MEMORY CONTROL SYSTEM)

DTC U0431:68 Invalid data received from BCM "A"
DETECTION CONDITION 
  • Invalid data received from BCM "A"
POSSIBLE CAUSE 
  • BCM connector malfunction
  • Position memory control module connector malfunction
  • Open circuit in wiring harness between the following terminals:
    • BCM terminal 6T-Position memory control module terminal 1H
  • Short to ground in wiring harness between the following terminals:
    • Position memory control module terminal 1H-body GND
  • Position memory control module malfunction
Fig 1: Wiring Diagram
G06729567Courtesy of MAZDA MOTORS CORP.