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Home >> Mazda >> 2017 >> MX-5 Miata Club, Standard Trans >> Repair and Diagnosis >> Body & Frame >> Door Locks >> On-Board Diagnostic - Retractable Fastback Control Module >> DTC B1DA1-94; Error Signal Received From Top Lock Motor >> Notes
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DTC B1DA1-94; Error Signal Received From Top Lock Motor: Notes

Description Error signal received from top lock motor
Detection condition
  • The retractable fastback control module receives a signal from the top lock motor while the top lock motor is not operating.
Fail-safe
  • Stops retractable fastback operation
Possible cause
  • Short to power supply in wiring harness between retractable fastback control module terminal 2B and top lock motor terminal E
  • Short to power supply in wiring harness between retractable fastback control module terminal 2F and top lock motor terminal A
  • Retractable fastback control module malfunction
  • top lock motor malfunction
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