What does code C1241 mean?

Low Battery Positive Voltage or Abnormal Power Supply: The ABS module has detected low voltage or abnormal power supply — common on Toyota when battery is weak.

C1241 is rated as medium severity. Schedule service — affects performance or emissions.

C1241

Low Battery Positive Voltage or Abnormal Power Supply

Chassis Code · Medium

What does C1241 mean?

The ABS module has detected low voltage or abnormal power supply — common on Toyota when battery is weak.

System: ABS

C1241 is a chassis diagnostic trouble code indicating low battery positive voltage or abnormal power supply. This code is classified as medium severity, which means: schedule service — affects performance or emissions.

Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your vehicle.