Bosch · ECU Troubleshooting
This error means that the voltage supplied to a specific part of the ECU (supply 1) is too high. Overvoltage can damage sensitive electronic components.
Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.
Check the vehicle's battery voltage.
Inspect the wiring for the ECU's power supply for any damage or incorrect connections.
Have the charging system inspected by a qualified technician.