What does P1448 code mean?
Advertisement. Error Code P1448 is defined as EVAP Canister Vent Control Valve Open. This error code is a manufacturer-specific trouble code, meaning it does not apply to all vehicles makes. Rather, it applies only to specific vehicle makes, such as Nissan.
How do I fix code P0448?
What repairs can fix the P0448 code?
- Replacing a defective vent valve.
- Repairing or replacing a clogged or cracked charcoal canister.
- Replacing a damaged purge control solenoid.
- Repairing or replacing wiring or connectors in the vent valve’s circuit.
- Repairing or replacing a faulty PCM (rare)
What is P1800 code?
Error Code P1800 is defined as Variable Intake Air System Control Solenoid Valve Circuit. This error code is a manufacturer-specific trouble code, meaning it does not apply to all vehicles makes. Rather, it applies only to specific vehicle makes, such as Nissan, Citroen/Peugeot, Ford, GM, Opel, and Toyota.
What does code po442 mean?
evaporative emission control
What Does Code P0442 Mean? The evaporative emission control (EVAP) system prevents fuel vapors from escaping into the atmosphere. If the EVAP system does not maintain the pressure, the ECM recognizes an evaporative emission control leak. In the case of P0442, it is a medium-sized leak, between . 020”-.
What does a VIAS control solenoid valve do?
The Variable Induction Air Control System (VIAS) control solenoid valve cuts the intake manifold vacuum signal for power valve control. It responds to on/off signals from the ECM. When the solenoid valve is off, the vacuum signal from the intake manifold is cut.
What is a EGR control solenoid?
The exhaust gas recirculation system, also known as the EGR system, is an emission system that is found on many road going cars and trucks. The EGR solenoid is controlled by the engine computer, and activated at very specific times in order to achieve the best performance, efficiency, and emissions from the engine.
How do you fix a P0440 code?
What repairs can fix the P0440 code?
- Tightening or resetting the fuel cap.
- Replacing a leaking fuel cap that has a bad seal or vent in the cap.
- Repairing or replacing leaking vapor system components like a vapor control valve or carbon canister.