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OBD-II Code Hyundai

P1623 — Hyundai — Malfunction Indicator Lamp Circuit Malfunction

The ECU detects a malfunction in the malfunction indicator lamp circuit.

Brand Hyundai
System Electrical System
Severity Low
Safe to drive? Yes, with caution
Advanced scanner Yes

What does code P1623 mean on Hyundai vehicles?

The ECU detects a malfunction in the malfunction indicator lamp circuit.

Common symptoms

  • Check engine light inoperative

Possible causes

  • Faulty bulb
  • wiring issues
  • poor connector contact

Initial recommendation

Inspect MIL bulb, wiring, and instrument cluster connections.

Safety notice

This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.

Analyze this code with MecaOBD

Use the app to combine Hyundai code P1623 with your vehicle's actual symptoms for more complete diagnostic guidance.

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