LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2018 >> 6 Signature >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> On-Board Diagnostic - Adaptive Front Lighting System Control Module >> DTC Table (Adaptive Front Lighting System (AFS) Control Module)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Table (Adaptive Front Lighting System (AFS) Control Module)

x: Applicable-: Not applicable

DTC No. Description LED Headlight Warning Light Fail-Safe Drive Cycle Self Test Type(1) Memory Function Refer To
B10A3: 86 Communication error with swivel actuator (LH) ON x - D x (See DTC B10A3:86 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
B10A3: 87 Communication error with swivel actuator (LH) ON x - D D (See DTC B10A3:87 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
B10A4: 86 Communication error with swivel actuator (RH) ON x - D x (See DTC B10A4:86 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
B10A4: 87 Communication error with swivel actuator (RH) ON x - D x (See DTC B10A4:87 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
B1D00: 13 Headlight (LH) circuit malfunction ON x - C, D x (See DTC B1D00:13 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
B1D01: 13 Headlight (RH) circuit malfunction ON x - C, D x (See DTC B1D01:13 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
C0051: 86 Error steering angle signal received from EPS control module ON x - C, D x (See DTC C0051:86 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
C0061: 54 Acceleration sensor initial position learning not completed Flash x - D x (See DTC C0061:54 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
U0001: 88 Unit communication error (HS-CAN) ON x - C, D x (See DTC U0001:88/U0100:00/U0131:00/U0140:00/U0155:00 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
U0100: 00 Communication error with PCM ON x - C, D x
U0131: 00 Communication error with EPS control module ON x - C, D x
U0140: 00 Communication error with front body control module (FBCM) ON x - C, D x
U0155: 00 Communication error with instrument cluster ON x - C, D x
U0320: 09 EPS control module malfunction ON x - C, D x (See DTC U0320:09 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
U0420: 68 Error signal received from EPS control module ON x - C, D x (See DTC U0420:68 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
U0423: 68 Error signal received from instrument cluster
  • Ignition switch error signal
ON x - C, D - (See DTC U0423:68 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
Error signal received from instrument cluster
  • Selector lever position (R position) (ATX)/Rever se (MTX) signal error
ON x - C, D x
Error signal received from instrument cluster
  • Selector lever position (R position) (ATX)/Rever se (MTX) signal not determined
ON x - C, D -
U2005: 86 Error signal received from PCM ON x - C, D x (See DTC U2005:86 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
U2300: 54 Error configuration data received from instrument cluster ON x - C, D x (See DTC U2300:54 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
U2300: 55 Instrument cluster configuration not implemented - x - C, D x (See DTC U2300:55 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
U2300: 56 Configuration data unmatched with instrument cluster ON x - C, D x (See DTC U2300:56 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
U3000: 42 AFS control module internal malfunction ON x - C, D x (See DTC U3000:42 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
U3003: 16 AFS control module low power supply voltage input - x - C, D - (See DTC U3003:16 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
U3003: 17 AFS control module high power supply voltage input - x - C, D - (See DTC U3003:17 (ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE) .)
(1) C: CMDTC self test, D: ODDTC self test