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Fault Code U0404

Code meaning, symptoms, possible causes, part number, and estimated cost.

U0404

Invalid Data Received From Control Module

Severity: Medium

Code U0404 indicates that a control unit received invalid or erroneous data from the Steering Angle Sensor Module.

Part Details

Part Name

Steering Angle Sensor Module (SASM)

Reference P/N (OEM)

N/A

General part number for this fault code — not necessarily for your specific vehicle

Estimated Cost

₪500 - ₪1800

Engine Location

Steering column / Under steering wheel

Symptoms

  • Check Engine Light on
  • Stability control system (ESP/ESC) malfunction
  • Electronic power steering issues
  • Steering system error messages

Possible Causes

  • 1Internal Steering Angle Sensor Module (SASM) failure
  • 2Damaged wiring or connectors
  • 3Incorrect steering angle sensor calibration
  • 4CAN Bus communication interference

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