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Fault Code U0438

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

U0438

Invalid Data Received From Control Module (Navigation Control Module)

Severity: Low

This code indicates that invalid data was received from the Navigation Control Module. This fault will affect the vehicle's navigation system function.

Part Details

Part Name

Navigation Control Module

Reference P/N (OEM)

N/A

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

Estimated Cost

₪400 - ₪1,500

Engine Location

Dashboard/Trunk

Symptoms

  • Navigation map not displayed/outdated
  • GPS not detecting location
  • Voice guidance not working
  • Navigation screen off/frozen

Possible Causes

  • 1Control module fault
  • 2Wiring or connector issues
  • 3CAN network interference
  • 4Failed software update

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