Once the mechanical work is complete, use your OBD2 diagnostic tool to fully erase the stored P306D DTC memory. Start the car and let it run at a flat idle for 10 minutes; this allows the ECU to learn the brand-new, clean baseline airflow levels across the fresh or cleaned components.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. P306D-22 coherence problem - Page 2 - French Car Forum p306d peugeot fixed
The most common root cause for the P306D error on modern Peugeot engines is a failing or a saturated carbon canister. The purge valve controls the flow of fuel vapors from the fuel tank into the intake manifold. If this valve sticks open or leaks, unmetered air and vapor purge directly into the intake system behind the throttle body. This causes a drastic variance between what the throttle housing position dictates and what the MAP sensor actually reads. 2. Sticky Throttle Body Housing Once the mechanical work is complete, use your
The Peugeot fault code (often appearing as P306D-22 ) typically indicates a "coherence" or consistency issue between the electronic throttle housing position and the inlet air pressure . Diagnostic Summary: Peugeot Fault Code P306D This link or copies made by others cannot be deleted
: Inspect the part (common Peugeot OEM Part Number: V759557380 ). Swapping a failing or leaking valve out for a fresh unit regularly eliminates the intermittent low-speed check engine light entirely.
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