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P1613

P1613 - SPI communication fault

Bosch · ECU Troubleshooting

What does P1613 mean?

This error points to a communication problem between the ECU and another component using the SPI (Serial Peripheral Interface) protocol. This can disrupt data exchange.

Common Causes

  • Wiring issue between ECU and SPI device
  • Faulty SPI device
  • ECU internal SPI controller issue

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the wiring harness connecting the ECU to the relevant SPI device.

  2. 2

    Ensure the SPI device is functioning correctly.

  3. 3

    If issues continue, the ECU may have an internal communication fault.

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

Related Faults

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Source: Bosch ECU Troubleshooting
Open Manual (Page 7)Search more codes in this manual