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Service bulletins for the 2005 Toyota 4Runner

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

227 on file from NHTSA, as of 2026-10-19.

About P0418 on the 2005 Toyota 4Runner: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P0418 are shown. Show all

Bulletins, newest first
T-SB-0230-12 Rev2018-04-02. Service bulletin. FUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. Some 2005 ? 2009 model year 4Runner, 2006 ? 2007 model year Land Cruiser, 2005 ? 2007 model year Sequoia, and 2005 ? 2006 model year Tundra vehicles equipped with the 2UZ-FE (4.7 L) engine may exhibit a MIL ?ON? condition for the following Diagnostic Trouble Codes (DTCs): ? P0412 ? Secondary Air Injection System Switching Valve ?A? Circuit ? P0418 ? Secondary Air Injection System Relay ?A? Circuit ? P1440/P1443 ? Secondary Air Injection System Control Valve Circuit Bank 1 / Bank 2 ? P1441/P1444 ? Secondary Air Injection System Switching Valve No. 2 Bank 1 / Bank 2 Stuck Open ? P2440 ? Secondary Air Injection System Switching Valve Stuck Open Bank 1 ? P1442/P1445 ? Secondary Air Injection System Switching Valve No. 2 Bank 1 / Bank 2 Stuck Close ? P2441 ? Secondary Air Injection System Switching Valve Stuck Close Bank 1 ? P2445 ? Secondary Air Injection System Pump Stuck Off Bank 1 This condition may be caused by debris passing through the air injection pump assembly and contaminating various components in the system. Use the following procedure to address this condition.
T-SB-0230-122016-07-07. Service bulletin. ENGINE. Some 2005 - 2009 model year 4Runner, 2006 - 2007 model year Land Cruiser, 2005 - 2007 model year Sequoia, and 2005 - 2006 model year Tundra vehicles equipped with the 2UZ-FE (4.7 L) engine may exhibit a MIL "ON" condition for the following Diagnostic Trouble Codes (DTCs): • P0412 - Secondary Air Injection System Switching Valve "A" Circuit • P0418 - Secondary Air Injection System Relay "A" Circuit • P1440/P1443 - Secondary Air Injection System Control Valve Circuit Bank 1 I Bank 2 • P1441/P1444 - Secondary Air Injection System Switching Valve No. 2 Bank 1 I Bank 2 Stuck Open • P2440 - Secondary Air Injection System Switching Valve Stuck Open Bank 1 • P1442/P1445 - Secondary Air Injection System Switching Valve No. 2 Bank 1 I Bank 2 Stuck Close • P2441 - Secondary Air Injection System Switching Valve Stuck Close Bank 1 • P2445 - Secondary Air Injection System Pump Stuck Off Bank 1 This condition may be caused by debris passing through the air injection pump assembly and contaminating various components in the system. Use the following procedure to address this condition.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.