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Fault Code U0228

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

U0228

Lost Communication With Rear Differential Lock Module

Severity: High

Code U0228 indicates a loss of communication with the Rear Differential Lock Module. This module is important for off-road vehicles or vehicles with a locking rear differential.

Part Details

Part Name

Rear Differential Lock Module

Reference P/N (OEM)

N/A

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

Estimated Cost

₪800 - ₪3000

Engine Location

Under the vehicle, near the rear differential

Symptoms

  • Differential lock warning light illuminated
  • Differential lock system not working
  • Difficulty driving in off-road conditions
  • Unusual noises from the differential

Possible Causes

  • 1Damaged wiring or loose connector
  • 2Short circuit or open in the communication bus
  • 3Internal module malfunction
  • 4Water intrusion or corrosion

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