: This tube—located between the engine and the firewall, behind the EGR valve—is prone to burning through or cracking over time. The Solution : Mechanics and owners on suggest replacing the damaged section. A common replacement part used is the exhaust gas tube (Part No. 208741307R) , which may need to be shortened slightly to fit correctly.
If you have consistent issues with power loss, especially in hilly areas, it is highly recommended to have the boost pressure circuit inspected immediately. renault 148e22
Perform a test drive. If the code returns immediately, the issue may lie deeper, such as a causing excessive backpressure. : This tube—located between the engine and the
Ensure the connector is seated firmly. Intermittent connections can trigger this code even if the sensor is healthy. 208741307R) , which may need to be shortened
Note: The fault code 148E22 Active/Stored status will need to be cleared with a diagnostic tool once the physical fix is applied to bring the car out of limp mode. Summary Table Potential Issue Split, torn, or loose connectors Turbo Solenoid Failing to modulate vacuum Boost Sensor Clogged with soot or faulty readings Wastegate Stuck open/closed
Diagnosing this code requires more than just replacing parts, as several components can trigger the "signal too high" reading: