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Code
P0021
Variable valve timing

Calage arbre à cames avancé — Rangée 2

L’arbre à cames d’admission rangée 2 est trop avancé.

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Most likely causes

  1. Huile basse ou sale
  2. Solinéide VVT défectueux

Symptoms you may notice

  • Check engine light
  • Rough idle

Checks to run

  1. Check oil
  2. Test the VVT solenoid
  3. Check wiring

Tools you may need

OBD-II scanner Multimeter
Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.

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