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1.9L I4 M44•RWD•AUTOMATIC•gas
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CC-ID-4low severityBody

Trailer Parking Light Left Failure

on 1998 BMW 318ti E36 1.9L I4 M44 · RWD

What this code means

A fault has been detected in the left trailer parking light circuit. The trailer lighting control module raised this message when it detected an open or shorted circuit.

Symptoms

  • Left trailer parking light not working
  • Trailer light warning on dashboard
  • Reduced trailer visibility

Common causes

  • Blown trailer bulb
  • Corroded trailer connector
  • Damaged wiring to trailer
  • Faulty trailer module

Diagnostic steps

  1. Check left trailer parking bulb
  2. Inspect trailer connector for corrosion
  3. Test wiring continuity to trailer
  4. Verify trailer module operation

Other Body codes on this vehicle

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