2008 Toyota Tundra Secondary Air Injection System

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.

2008 toyota tundra secondary air injection system. Truck runs weak and basically has no overdrive. P0419 TOYOTA code description An air pump is used on the vehicle to lower tail pipe emissions on start-up. The Powertrain Control Module grounds the Air pump relay control circuit which energizes the Air pumpThe PCM also grounds the Air combination valve vacuum control solenoid circuit which energizes the Air vacuum control solenoid.

I found one of the air injection pumps full of water so I replaced it. Learn about this problem why it occurs and how to fix it. 2008 Toyota tundra 47L check engine code P2442 Secondary Air Injection System Switching Valve Stuck Open Bank 2.

Air Injection System Line - Repair or Replace. If the relay is bad replace it with the same amperage rating relay as the original. Secondary air injection system relay circuit malufunction with p0419 code - Toyota Tundra question SOURCE.

First post - stoked to own a Tundra. 2008 Tundra 57L was in limp mode due to CEL being on code P2445 I found water in air injection pump regulator on bank 1 and had corrosion in the valve assembly so would obviously need new valve and air pump which was around 1200 cost in parts alone. But after 3 months of ownership on a 2013 46L 4x4 Tundra had the secondary AIP fail.

Have a 2008 57 that has been having air injection issues. Dealer sets actual price. Poor acceleration could be caused by several mechanical issues but a bad secondary air injection pump is certainly one possibility.

Replaced both pumps and the secondary air. Engine SYSTEM All prices are Manufacturers Suggested Retail Prices and do not include any applicable tax andor installation charges. Learn what Secondary Air Injection System Relay A Circuit Malfunction means location and how to repair.