My 2002 Toyota Sequoia is displaying the error code C1203. Can someone help me understand what this code means and what issues it indicates with my vehicle? I’m trying to diagnose and fix the problem, so any insight into the meaning and potential causes of the C1203 code would be greatly appreciated.
The code C1203 on a 2002 Toyota Sequoia it refers to the issue with the ABS Anti-lock Braking System communication circuit. it is also related to a communication error between the Engine Control Module ECM and the Skid Control ECU Electronic Control Unit. Code C1203 promptly is important to ensure the proper functioning of the ABS system and maintain vehicle safety.
The code C1203 on a 2002 Toyota Sequoia means there’s a problem with the ABS. This code is stored in the skid control computer, which helps manage the vehicle’s stability and braking. The 2001-2003 Sequoia models often had issues with these systems.