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Home >> Infiniti >> 2024 >> QX55 Essential >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System (VDC/TCS/Abs) (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> C119A Vacuum Sensor >> DTC Description

DTC Description

DTC DETECTION LOGIC 

DTC No. CONSULT screen item(Trouble diagnosis content) DTC detected condition
C119A-01 VACUUM SEN VOLT(Vacuum sensor voltage) Diagnosis condition When ignition switch is ON.
Signal (terminal) Vacuum sensor (brake booster) signal
Threshold When a malfunction is detected in supply power voltage of vacuum sensor.
Diagnosis delay time 1 second or less

POSSIBLE CAUSE 

NOTE: SYMBOL Confirm if DTC is PAST or CRNT. If DTC is CRNT, proceed with Diagnosis Procedure. If DTC is PAST, clear the DTC. Do not replace the ABS actuator and electric unit (control unit) for a PAST DTC.
PAST DTC CRNT DTC
  • Harness or connector
  • ABS actuator and electric unit (control unit) power supply system
  • Fuse
  • Fusible link
  • Battery
  • Harness or connector
  • Vacuum sensor (brake booster)
  • ABS actuator and electric unit (control unit)
  • ABS actuator and electric unit (control unit) power supply system
  • Fuse
  • Fusible link
  • Battery

FAIL-SAFE 

The following systems are suspended: