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Code

P0544

Exhaust

Défaut capteur de température des gaz

Le circuit du capteur de température des gaz a un défaut.

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Most likely causes

Capteur EGT défectueux
Câblage

Symptoms you may notice

Check engine light
Possible regeneration issues on diesels

Checks to run

Measure sensor resistance
Inspect wiring

Tools you may need

Multimeter

Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.

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