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Home >> Infiniti >> 2017 >> Q60 Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Driver Assistance System (ADAS Control Unit) (Introduction, Basic Diagnosis, DTC/Circuit Diagnosis) (1 Of 2) >> DTC/Circuit Diagnosis >> DTC C1A13: Stop Lamp Relay >> ADAS Control Unit >> DTC Description >> DTC Detection Logic

DTC Detection Logic

DTC No.
(On Board Display)
CONSULT Screen Items
(Trouble Diagnosis Content)
DTC Detection Condition
C1A13
(13)
STOP LAMP RLY FIX
(Stop lamp relay fix)
1 Diagnosis condition When engine is running
Signal (terminal) -
Threshold Stop lamp inactive state continues despite the outputting of an ICC Sensor ICC brake hold relay drive signal
Diagnosis delay time 1 second or more
2 Diagnosis condition When driving at the vehicle speed of 40 km/h (25 MPH) or more for approximately 20 seconds or more without the brake pedal depressed
Signal (terminal) -
Threshold The stop lamp remains ON under the following conditions:
  • Driving at 40 km/h (25 MPH) or more
  • No stop lamp drive signal output from ADAS Control Unit
  • No brake operation
Diagnosis delay time 60 seconds or more