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Home >> Infiniti >> 2017 >> QX80 Base, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> Driver Assistance System (ADAS Control Unit) (Introduction, Wiring Diagrams And Basic Inspection) >> DTC/Circuit Diagnosis >> C1A05 Brake SW/Stop Lamp SW >> ADAS Control Unit >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC No.
(On board display)
CONSULT screen items
(Trouble diagnosis content)
DTC detection condition
C1A05
(5)
BRAKE SW/STOP L SW
(Brake switch/Stop lamp switch)
1 Diagnosis condition
  • When MAIN switch of ICC system is ON
  • When driving at the vehicle speed of 40 km/h (25 MPH) or more.
Signal (terminal) CAN communication signal
Threshold A mismatch between a stop lamp switch signal and a brake pedal position switch signal received from ECM and a stop lamp signal received from the ABS actuator and electric unit (control unit). (VR30DDTT)
Diagnosis delay time 60 seconds or more
2 Diagnosis condition
  • When MAIN switch of ICC system is ON
  • When driving at the vehicle speed of 40 km/h (25 MPH) or more.
Signal (terminal) CAN communication signal
Threshold A mismatch between a stop lamp switch signal and a brake pedal position switch signal received from EMCM. (2.0 TURBO GASOLINE ENGINE)
Diagnosis delay time 60 seconds or more