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P0418 Diagnostic Trouble Code Discussion for October 2019

Secondary AIR System Pump Relay Control Circuit Malfunction (Bank 1)

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Trouble Ticket Help Requests for DTC P0418
Help Request Posted
2006 Toyota Tundra SR5 4.7L MIL Lamp on VIN: 5TBET34136
P0418: Secondary Air Injection Control System 'A' Malfunction. Customer ask us to replace The Secondary air pimp for noise and starter. Both under intake and we did these before, no engine light on before repair. After repairs were finished the check engine light was on and codes set were PO412 and PO418. We took the ...
October 02, 2019