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Fault Code U0178

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

U0178

Lost Communication With Control Module

Severity: High

Code U0178 indicates a loss of communication with the Left Front Airbag Sensor Control Module. This fault can prevent proper detection of a front collision.

Part Details

Part Name

Left Front Airbag Sensor Control Module

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

Front of vehicle/Front chassis

Symptoms

  • SRS Light On
  • Airbags fail to deploy
  • Other fault codes
  • Safety system malfunction

Possible Causes

  • 1Defective module
  • 2Damaged wiring or connectors
  • 3Electrical issue (fuse/component)
  • 4CAN Bus problems

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