C1223 – ABS Control System Malfunction

Meaning:

When the the car’s vehicle stability control (VSC) system detects any malfunction in the ABS, the C1223 happens
The C1223 is triggered when the the car’s vehicle stability control (VSC) system detects any malfunction in the ABS

This code is set when the car’s vehicle stability control (VSC) system detects any malfunction in the ABS.

Main Symptoms:

Possible Causes:

  • Open or short in the ABS circuit
  • Defective ABS sensor
  • Defective ABS control module

Diagnostic Steps:

  • Visually inspect all wiring in the ABS circuit for loose, open or short connections
  • Perform resistance test on ABS sensors and module. Replace as necessary
  • Reset code and do drive cycle, if it returns probe other systems, including PCM

Read More: OBD2 Codes List: Meaning, Fixes, and Free Download