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Home >> Mazda >> 2017 >> MX-5 Miata Club, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Anti-Theft Systems >> On-Board Diagnostic - Retractable Fastback Control Module >> DTC B1D99-14; Front Roof Link Motor (RH) Circuit Malfunction >> Notes
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DTC B1D99-14; Front Roof Link Motor (RH) Circuit Malfunction: Notes

Description Front roof link motor (RH) circuit malfunction
Detection condition
  • The retractable fastback control module cannot receive a signal from the front roof link motor (RH) while the front roof link motor (RH) is operating.
Fail-safe
  • Stops retractable fastback operation
Possible cause
  • Open circuit in wiring harness between the following terminals:
    • Retractable fastback control module terminal 3F and front roof link motor (RH) terminal A
    • Retractable fastback control module terminal 3J and front roof link motor (RH) terminal E
    • Retractable fastback control module terminal 1A and DC-DC converter (i-ELOOP) terminal 4A
  • CABIN+ 50 A fuse malfunction
  • RHT R 30A fuse malfunction
  • Short to ground in wiring harness between the following terminals:
    • Retractable fastback control module terminal 3F and front roof link motor (RH) terminal A
    • Retractable fastback control module terminal 3J and front roof link motor (RH) terminal E
  • Retractable fastback control module malfunction
  • Front roof link motor (RH) malfunction
Fig 1: Retractable Fastback Control Module Communication Diagram (B1D99 14)
G11275638Courtesy of MAZDA MOTORS CORP.