Toyota Tundra Secondary Air Injection Valve Stuck Open

2 bank 1 2 stuck close.

Toyota tundra secondary air injection valve stuck open. Ad Search injection valve. The official codes it threw were P1604 startability malfunction P1605 rough idling P2440 secondary air injection system switching valve stuck open Bank 1 according to Toyota dealership. How to repair P2442 Toyota code Secondary Air Injection System Switching Valve Stuck Open Bank 2 How is the P2442 TOYOTA code repair.

Where is - Toyota 2007 Tundra question The secondary air injection valves stuck open codes can be caused by a damaged secondary air injection pump or. Start by checking the Possible Causes listed above. 34 diameter pipes running to and from it.

If a P2442 code comes up a one-way check valve is stuck open in the secondary air injection system causing too much airflow into the exhaust and allowing hot exhaust gas to travel back into the pump. The secondary air injection system pumps air to the exhaust port to accelerate the activation of the catalyst. On cold start do you hear a hair dryer type noise from under the hood.

If the PCM receives a voltage reading of more than 10 of the allowed amount the P2442 code will be stored. Open and close movement of the air switching. One of the lines on top of the air pump.

Switching Valve No2 ASV No2 ASV1 2 pressure sensor and air injection driver AID. 2 fists in size and it is black plastic. Secondary Air Injection System Switching Valve Stuck Open Bank1 P2440-P2443 See More.

Secondary Air Intake System Fault code P0410 is set by a defective air injection pump this pump is electric on older cars it was called a SMOG PUMP and was belt driven by the engine. The secondary air is supplied by the air pump and it is pumped to the exhaust manifold through the air switching valve. Toyota Tundra Service Manual Fog Light Assemblyfor Led Fog Light.