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ErrorLib — Industrial Fault Code Library

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SP0132

Serial Data Error

Fanuc · Alpha i Series AC Servo Motor and Spindle

What does SP0132 mean?

Communication between the sensor and spindle amplifier is not performed. This error indicates a critical issue in the serial data link preventing proper operation.

Common Causes

  • Corrupted data packets transmitted between devices on the serial bus.
  • Incorrect baud rate or communication protocol settings.
  • Hardware issues with the serial communication interface (e.g., UART).
  • Noise or interference on the serial communication lines.
  • Device sending incorrect or improperly formatted data.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Inspect the feedback cable for any damage or loose connections.

  2. 2

    Verify the integrity of the sensor circuit for proper data transmission.

  3. 3

    Check the spindle amplifier for any fault indications related to serial communication.

Browse all codes in this manual (29)
Verified technical data. Last updated: April 2026

Related Faults

08Regeneration Excess Alarm1Over-current at Power Running (ECM)2Over-current at Regeneration (ECM)
Source: Fanuc Alpha i Series AC Servo Motor and Spindle
Open Manual (Page 396)Search more codes in this manual