LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2019 >> Q70 5.6 Luxe, AWD >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Brake Control System >> System Description >> System >> Fail-Safe >> Active Trace Control Function
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Active Trace Control Function

DTC

Malfunction detected condition

Fail-safe condition

C1101

When an open circuit is detected in rear RH wheel sensor circuit.

The following functions are suspended.

  • VDC function
  • TCS function
  • ABS function
  • EBD function (only when both 2 rear wheels are malfunctioning)
  • Hill start assist function
  • Rise-up & Build-up function
  • Brake force distribution function

C1102

When an open circuit is detected in rear LH wheel sensor circuit.

C1103

When an open circuit is detected in front RH wheel sensor circuit.

C1104

When an open circuit is detected in front LH wheel sensor circuit.

C1105

  • When power supply voltage of rear RH wheel sensor is low.
  • When distance between rear RH wheel sensor and rear RH wheel sensor rotor is large.
  • When installation of rear RH wheel sensor or rear RH wheel sensor rotor is not normal.

C1106

  • When power supply voltage of rear LH wheel sensor is low.
  • When distance between rear LH wheel sensor and rear LH wheel sensor rotor is large.
  • When installation of rear LH wheel sensor or rear LH wheel sensor rotor is not normal.

C1107

  • When power supply voltage of front RH wheel sensor is low.
  • When distance between front RH wheel sensor and front RH wheel sensor rotor is large.
  • When installation of front RH wheel sensor or front RH wheel sensor rotor is not normal.

C1108

  • When power supply voltage of front LH wheel sensor is low.
  • When distance between front LH wheel sensor and front LH wheel sensor rotor is large.
  • When installation of front LH wheel sensor or front LH wheel sensor rotor is not normal.

C1109

  • When ignition voltage is 10 V or less.
  • When ignition voltage is 16 V or more.

The following functions are suspended.

  • VDC function
  • TCS function
  • ABS function
  • EBD function
  • Hill start assist function
  • Rise-up & Build-up function
  • Brake force distribution function

C1111

When a malfunction is detected in motor or motor relay.

C1115

When difference in wheel speed between any wheel and others is detected during the vehicle is driven, because of installation of other tires than specified.

The following functions are suspended.

  • VDC function
  • TCS function
  • ABS function
  • Hill start assist function
  • Rise-up & Build-up function
  • Brake force distribution function

C1116

When stop lamp switch signal is not input when brake pedal operates.

C1120

When a malfunction is detected in front LH ABS IN valve.

The following functions are suspended.

  • VDC function
  • TCS function
  • ABS function
  • EBD function
  • Hill start assist function
  • Rise-up & Build-up function
  • Brake force distribution function

C1121

When a malfunction is detected in front LH ABS OUT valve.

C1122

When a malfunction is detected in front RH ABS IN valve.

C1123

When a malfunction is detected in front RH ABS OUT valve.

C1124

When a malfunction is detected in rear LH ABS IN valve.

C1125

When a malfunction is detected in rear LH ABS OUT valve.

C1126

When a malfunction is detected in rear RH ABS IN valve.

C1127

When a malfunction is detected in rear RH ABS OUT valve.

C1130

When a malfunction is detected in ECM system.

The following functions are suspended.

  • VDC function
  • TCS function
  • Hill start assist function
  • Rise-up & Build-up function
  • Brake force distribution function

C1140

When a malfunction is detected in actuator relay.

The following functions are suspended.

  • VDC function
  • TCS function
  • ABS function
  • EBD function
  • Hill start assist function
  • Rise-up & Build-up function
  • Brake force distribution function

C1142

When a malfunction is detected in pressure sensor.

The following functions are suspended.

  • VDC function
  • TCS function
  • Hill start assist function
  • Rise-up & Build-up function
  • Brake force distribution function

C1143

When a malfunction is detected in steering angle sensor.

C1144

When neutral position adjustment of steering angle sensor is not complete.

C1145

When a malfunction is detected in yaw rate signal.

C1146

When a malfunction is detected in side/decel G signal.

The following functions are suspended.

  • VDC function
  • TCS function
  • ABS function
  • Hill start assist function
  • Rise-up & Build-up function
  • Brake force distribution function

C1155

When brake fluid level low signal is detected.

C1160

When calibration of yaw rate/side/decel G sensor is not complete.

The following functions are suspended.

  • VDC function
  • TCS function
  • Hill start assist function
  • Rise-up & Build-up function
  • Brake force distribution function

C1164

When a malfunction is detected in cut valve 1.

The following functions are suspended.

  • VDC function
  • TCS function
  • ABS function
  • EBD function
  • Hill start assist function
  • Rise-up & Build-up function
  • Brake force distribution function

C1165

When a malfunction is detected in cut valve 2.

C1170

When the information in ABS actuator and electric unit (control unit) is not the same.

C1197

When a malfunction is detected in vacuum sensor.

Electrical vacuum assistance of brake booster is suspended.

C1198

  • When an open circuit is detected in vacuum sensor circuit.
  • When a short circuit is detected in vacuum sensor circuit.
  • When a malfunction is detected in vacuum sensor noise.

C1199

When brake booster vacuum is approx. 0 kPa (0 mmHg) during engine running.

--

C119A

When a malfunction is detected in supply power voltage of vacuum sensor.

Electrical vacuum assistance of brake booster is suspended.

U1000

When CAN communication signal is not continuously received for 2 seconds or more.

The following functions are suspended.

  • VDC function
  • TCS function
  • Hill start assist function
  • Rise-up & Build-up function
  • Brake force distribution function

U0424*

When signal that is transmitted from A/C auto AMP. is not the latest information.

Mode is fixed to the mode when a malfunction of drive mode selector occurs. The mode is fixed to STANDARD mode after ignition switch turns OFF to ON.

*: This is DTC that is detected in ADAS control unit side.