2007 Toyota Tundra Air Injection Pump Bypass

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2007 toyota tundra air injection pump bypass. Toyota replaced the air pump and associated parts at 60000 miles. Toyota Tundra 2007 with engine check light on also the 4LO. The engine control unit can automatically detect when the secondary air injection pump has a problem.

They had enough failures that the standard warranty was upped to 10-yr150k on the 2007 and newer Tundras and Sequoias. The bypassed Secondary Air System passes its monitor without any problems. Also this happens more often to the 2nd gen Tundras with the 47L motor but is also possible for failure to all 1GR motors with a secondary air injection pump which in our Tacos I believe are only 2012-2015 model years.

At 129000 mile same code. The bypass kit can prevent many of the trouble codes caused by a mechanical failure of the secondary air pump or a secondary air valve saving you as much as a 2000-4000 on a repair bill turn off your CEL and keep the vehicle out of limp mode. Since the functionality of the air pump impacts the engine any problem with it will activate the Check Engine.

I refused to pay thousands for something that wasnt designed right. 59 sold 59 sold 59 sold. Air injection pump bypass.

I had a code P2440 on my 2007 Tundra. It pumps air from up near the intake into the exhaust where the manifold leaves the engine block. I had to fight with the dealer to get it approved.

Hewitt Tech Secondary Air Bypass Kit-PP for Toyota Tundra 2007 57L V3657H 23000. That means my suggestion earlier in this thread about having a bypass that modifies both Air temp and Coolant temp simultaneously would most likely not work. Report item - opens in a new window or tab.