LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Suzuki >> 2012 >> SX4 Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System (Abs) >> Diagnostic Information and Procedures >> DTC Table
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Table

NOTE: If you do not perform the ABS CHECK  before starting the diagnosis, the diagnosis will show a false result.
Be sure to perform ABS CHECK  before starting diagnosis.
DTC CHART

DTC (displayed on SUZUKI scan tool) Diagnostic items Detecting condition (DTC will be set when detecting) ABS warning light EBD warning light
C1016  Brake light switch circuit failure Brake light switch signal voltage becomes 4.8 - 8.0 V for specified time. Off Off
C1021  Right-front wheel speed sensor circuit failure Wheel speed sensor circuit is opened, shorted to power, ground and/or each other circuit. Lights up (1)
C1022  Right-front wheel speed sensor circuit range/performance
  • Wheel speed is different from other wheel speed (vehicle speed) for more than specified time.
  • Abnormal wheel speed sensor signal is detected for more than specified time.
Lights up (1)
C1025  Left-front wheel speed sensor circuit failure Wheel speed sensor circuit is opened, shorted to power, ground and/or each other circuit. Lights up (1)
C1026  Left-front wheel speed sensor circuit range/performance
  • Wheel speed is different from other wheel speed (vehicle speed) for more than specified time.
  • Abnormal wheel speed sensor signal is detected for more than specified time.
Lights up (1)
C1031  Right-rear wheel speed sensor circuit failure Wheel speed sensor circuit is opened, shorted to power, ground and/or each other circuit. Lights up (1)
C1032  Right-rear wheel speed sensor circuit range/performance
  • Wheel speed is different from other wheel speed (vehicle speed) for more than specified time.
  • Abnormal wheel speed sensor signal is detected for more than specified time.
Lights up (1)
C1033  Wheel speed sensor deviation
  • Three or more sensor signals seem to be effected by temporary failure suspicion at the same time.
  • One wheel or more are controlled by ABS for more than specified time.
Lights up Lights up
C1035  Left-rear wheel speed sensor circuit failure Wheel speed sensor circuit is opened, shorted to power, ground and/or each other circuit. Lights up (1)
C1036  Left-rear wheel speed sensor circuit range/performance
  • Wheel speed is different from other wheel speed (vehicle speed) for more than specified time.
  • Abnormal wheel speed sensor signal is detected for more than specified time.
Lights up (1)
C1041  Right-front inlet solenoid valve circuit failure
  • Solenoid valve circuit is opened, shorted to power, ground and/or each valve in ABS hydraulic unit/control module assembly.
  • Mismatching solenoid output and solenoid monitor is detected.
Lights up Lights up
C1042  Right-front outlet solenoid valve circuit failure
C1045  Left-front inlet solenoid valve circuit failure
C1046  Left-front outlet solenoid valve circuit failure
C1051  Right-rear inlet solenoid valve circuit failure
C1052  Right-rear outlet solenoid valve circuit failure
C1055  Left-rear inlet solenoid valve circuit failure
C1056  Left-rear outlet solenoid valve circuit failure
  • Solenoid valve circuit is opened, shorted to power, ground and/or each valve in ABS hydraulic unit/control module assembly.
  • Mismatching solenoid output and solenoid monitor is detected.
Lights up Lights up
C1057  Power supply circuit failure ABS control module power supply voltage is too low. Lights up (2)
ABS control module power supply voltage is too high. Lights up (3)
C1061  Pump motor and/or motor driver circuit failure
  • Defective pump motor and/or motor power supply voltage is too low.
  • Pump motor circuit in ABS control module is opened, shorted to power or ground circuit.
Lights up Lights up
C1063  Solenoid valve power supply driver circuit failure
  • Solenoid valve power supply driver circuit is opened, shorted to ground circuit in ABS control module.
  • Solenoid valve power supply voltage is too low.
  • Solenoid valve power supply driver is stuck to OFF position.
  • Output circuit from control unit is shorted in ABS control module.
  • Mismatching solenoid output and solenoid monitor is detected.
Lights up Lights up
  • Solenoid valve power supply driver circuit is shorted to power circuit in ABS control module.
  • Solenoid valve power supply driver is stuck to ON position.
  • Output circuit from control unit is opened in ABS control module.
Lights up Off
C1071  ABS control module internal defect ABS control module internal defect is detected. Lights up Lights up
NOTE:
  • (1) If two or more wheel speed sensor are defective, EBD warning light (brake warning light) is lit.
  • (2) If ABS control module power supply voltage is lower about 8 V, EBD warning light (brake warning light) is lit.
  • (3) If ABS control module power supply voltage is higher than 18 V, EBD warning light (brake warning light) is lit.