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Home >> Mazda >> 2017 >> CX-5 Grand Select, FWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> On-Board Diagnostic - Start Stop Unit >> DTC B10C9-1F; Keyless Antenna (Interior, Center) Circuit Malfunction >> With Keyless Entry System

With Keyless Entry System

DTC B10C9-1F; KEYLESS ANTENNA (INTERIOR, CENTER) CIRCUIT MALFUNCTION - DETECTION CONDITION AND POSSIBLE CAUSES

Description Keyless antenna (interior, center) circuit malfunction
Detection condition
  • Start stop unit detects an open circuit or short to ground in the keyless antenna (interior, front) with the ignition switched off.
Fail-safe Not applicable
Possible cause
  • Keyless antenna (interior, front) connector or terminal malfunction
  • Start stop unit connector or terminal malfunction
  • Short to ground in wiring harness between the following terminals:
    • Start stop unit terminal 2I-Keyless antenna (interior, front) terminal B
      • Start stop unit terminal 2K-Keyless antenna (interior, front) terminal A
  • Open circuit in wiring harness between the following terminals:
    • Start stop unit terminal 2I-Keyless antenna (interior, front) terminal B
      • Start stop unit terminal 2K-Keyless antenna (interior, front) terminal A
  • Keyless antenna (interior, front) malfunction
  • Start stop unit malfunction
G11426232