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P0601

P0601 - EEPROM memory deletion error

Bosch · ECU Troubleshooting

What does P0601 mean?

This error indicates an issue with the internal memory (EEPROM) of the ECU, specifically that it has been deleted or corrupted. This can affect the proper functioning of the system.

Common Causes

  • ECU internal fault
  • Power supply interruption during memory write operation

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the power supply to the ECU.

  2. 2

    Verify that the ECU is properly connected.

  3. 3

    If the error persists, the ECU may need to be replaced.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

ECU internal faultECU internal fault - Electronic Control Unit internal errorP0008P0008 - No signal on both crankshaft and camshaft speed sensorP0122P0122 - Accelerator sensor 1 error (voltage low)
Source: Bosch ECU Troubleshooting
Open Manual (Page 7)Search more codes in this manual