LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2019 >> QX30 Pure >> Repair and Diagnosis (Single Page) >> Steering >> Steering Control Systems >> Steering Control System (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC C1593: Torque Sensor >> DTC Description >> Possible Cause
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Possible Cause

DTC

MELCO code

Possible cause

C1593-1C

11, 12

  • Poor contact of connector.
  • Omission of inserting the connector.
  • Wiring harness disconnection or earthing.
  • Poor characteristics.

C1593-1C

14, 17

Torque sensor power supply is malfunctioning

C1593-62

13, 16

Malfunction of torque sensor