2005 Toyota Sequoia Secondary Air Injection Pump Location

Fits sequoia 2005 2009 air injection system air pump repair or replace a failed air injection pump or secondary air pump will often have no noticeable symptoms beyond a check engine light but it does cause your toyota sequoia to operate inefficiently and produce higher emissions.

2005 toyota sequoia secondary air injection pump location.

The powertrain control module grounds the air pump relay control circuit which energizes the air pump the pcm also grounds the air combination valve vacuum control solenoid circuit which energizes the air vacuum control solenoid. These kits offer a cost effective solution for the failure prone secondary air injection systems found on certain toyota truck and suvs. There are two systems available a rutech and hewitt tech. This repair is for if your pump is making noise upon cold start and going away after a minute.

Secondary air injection pump issue on a 2005 4 7 v8 toyota tun. Vacuum is then applied to both air combination valve diaphragms. Click on this link for further informatio. Toyota warranties air pump system reimbursement available tundra headquarters blog after arguing back and forth and the guy literally telling me we have documented cases on this issue and acknowledge there is a defect but we cannot offer a.

Toyota 4 runner owners please call 1 800 332 4331 your engine part is most likely to fail if not already. Secondary air injection pump failure. The secondary air injection system is designed to pump outside air into the exhaust in order to help reduce harmful emissions. After researching i decided to bypass that system as it was all replaced under warranty once before in 2013.

Toyota sequoia 2005 2006 fuse box diagram. So the other day i had the dreaded limp mode. P0418 toyota description an air pump is used on the vehicle to lower tail pipe emissions on start up. 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.

We failed on one vehicle and other seems to be on its way. This trouble code indicates that the powertrain control module has detected a malfunction with this system on the bank 1 side of the engine. Failure of the secondary emissions air pump system and air pump valves in their 4 7l v8 engine. Toyota would not publish a tsb on this yet but are taking calls to review re imburse cases.

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