C1417 The skid control ECU saw a high power supply voltage
What does C1417 mean on a Toyota?
C1417. The skid control ECU saw a high power supply voltage. ABS and brake assist are disabled and the warning lights come on.. This Toyota-enhanced code applies to Toyota, Lexus and Scion models that use this code.
Common causes of C1417
- Faulty charging system
- High voltage in the power source circuit
- Faulty skid control ECU
How to fix C1417
- Confirm the code with a scan tool
- Check battery voltage and the charging system
- Inspect the ECU connectors and wiring
- Test the affected circuit for opens and shorts
- Replace the ECU only after the circuit tests fail
- Clear the code and retest