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P1442 Diagnostic Trouble Code Discussion for November 2009

EVAP Vacuum Switch Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1442
Help Request Posted
2005 Toyota Sequoia Limited 4.7L MIL Lamp on VIN: 5TDZT34A55
P1442: Secondary Air Injection System Switching Valve 2 Stuck Closed (Bank 1). ... and P2441. P1442 set the MIL Light. We have vacuum to the VSV valves. Air pump and VSV's turn on thru Mastertech 3100. Everything I need to check futher is under the intake plenum(pressure switch and Air Switching Valve). A...
November 04, 2009
2005 Toyota Sequoia Limited 4.7L MIL Lamp on VIN: 5TDZT34A55
P1442: Secondary Air Injection System Switching Valve 2 Stuck Closed (Bank 1). ... and P2441. P1442 set the MIL Light. We have vacuum to the VSV valves. Air pump and VSV's turn on thru Mastertech 3100. Everything I need to check futher is under the intake plenum(pressure switch and Air Switching Valve). A...
November 17, 2009
2005 Toyota Sequoia Limited 4.7L MIL Lamp on VIN: 5TDZT34A55
P1442: Secondary Air Injection System Switching Valve 2 Stuck Closed (Bank 1). ... and P2441. P1442 set the MIL Light. We have vacuum to the VSV valves. Air pump and VSV's turn on thru Mastertech 3100. Everything I need to check futher is under the intake plenum(pressure switch and Air Switching Valve). A...
November 04, 2009
2005 Toyota Sequoia Limited 4.7L MIL Lamp on VIN: 5TDZT34A55
P1442: Secondary Air Injection System Switching Valve 2 Stuck Closed (Bank 1). ... and P2441. P1442 set the MIL Light. We have vacuum to the VSV valves. Air pump and VSV's turn on thru Mastertech 3100. Everything I need to check futher is under the intake plenum(pressure switch and Air Switching Valve). A...
November 17, 2009