How do I fix error code P2442?
What Repairs can fix the P2442 code?
- Replace or repair defective or damaged one-way check valves.
- Replace or repair any faulty wiring.
- Replace or repair any faulty hoses or fittings.
- Replace any blown fuses.
- Clean pumps and assembly and test.
- Follow all the manufacturer’s instructions in a related technical service bulletin.
How do I fix code P2440?
What repairs can fix the P2440 code?
- Replace faulty air injection valve.
- Replace faulty one-way check valve.
- Replace faulty air injection pump.
- Replace faulty pressure sensor.
- Repair or replace frayed, broken, or shorted pressure sensor wiring.
- Repair or replace damaged or corroded pressure sensor connector.
What does an air switching valve do?
The air switching valve allows air from the airbox into the exhaust ports via reed valves in the valve cover.
How does secondary air injection work?
Secondary air injection systems pump outside air into the exhaust stream so unburned fuel can be burned. Newer aspirated systems use the vacuum created by an exhaust pulse to pull air into the pipe. The latest systems use an electric motor to pump air. These systems are critical for the life of the catalytic converter.
What is the p2442 code on a Toyota Tundra?
2008 Toyota tundra 4.7L check engine code P2442 Secondary Air Injection System Switching Valve Stuck Open Bank 2. Truck runs weak, … read more 2007 TUNDRA V6 TROUBLESHOOTING CODE p2445 SECONDARY AIR INJECTION SYSTEM PUMP STUCK OFF. CAN’T FIND FUSE … read more Tundra: i have a 2006 toyota tundra 4.7 v8.
What’s the air pump code on a Toyota Tundra?
INSPECT AND RPLC AIR INJECTION SYSTEM ~|~CHECK ENGINE LIGHT IS ON, 4LO AND VSC LIGHTS FLASHING ~|~POL11-05 ~|~125711 CODE P2442 REPLACED BANK 1 AIR PUMP AND AIR VALVES, CLEARED CODES. Fast forward 2019 at 170k miles, dashboard lights flashing and limp mode again with stuck valve code P2440.
What’s the error code on my Toyota Tundra?
Error code is P2442, “secondary air injection system switching … read more My 2007 Toyota Tundra check engine light came on and I took it to the Toyota dealer for service. The error codes the dealer found were P2442 and C1201. The dealer thinks it could be aproblem with the … read more
What is the p2442 code for bank 2?
I have a P2442 code which seems to be a secondary air injection system switching valve stuck open bank 2. Where is this located and can I do it myself! Clicking this will make more experts see the question and we will remind you when it gets answered.