Df049 Renault [top] -
A severely dirty air filter reduces airflow, causing a lower-than-expected manifold pressure. The ECU sees this as a coherence fault. Many owners overlook this simple fix before diving into sensor replacements.
A severely dirty air filter reduces airflow, causing a lower-than-expected manifold pressure. The ECU sees this as a coherence fault. Many owners overlook this simple fix before diving into sensor replacements.