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Home >> Mazda >> 2021 >> CX-30 Turbo Premium >> Repair and Diagnosis >> External Pages >> Different car >> Section 62 (On-Board Diagnostic - Body Control Module (BCM) (1 Of 3)) >> DTC B1007-62: Dimmer Switch Circuit Malfunction (BCM) (Us) >> Outline

DTC B1007-62: Dimmer Switch Circuit Malfunction (BCM) (Us): Outline

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DTC B1007:62 (BCM) (US) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Dimmer switch circuit malfunction
Detection condition
  • The instrument cluster received the error signals from the dimmer switch.
Fail-safe Not applicable
Possible cause
  • Light switch connector or terminal malfunction
  • Dimmer switch malfunction
  • Instrument cluster connector or terminal malfunction
  • Short to ground in dimmer switch signal circuit
  • Open circuit in dimmer switch signal circuit
  • Open circuit in dimmer switch ground circuit
  • Instrument cluster malfunction
  • Body control module (BCM) malfunction
G13559597Courtesy of MAZDA MOTORS CORP.