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P1442 Diagnostic Trouble Code Discussion for April 2012

EVAP Vacuum Switch Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1442
Help Request Posted
2005 Lexus GX470 4.7L MIL Lamp on VIN: JTJBT20X85
P1442: Secondary Air Injection System Switching Valve 2 Stuck Closed (Bank 1). ... on w/ codes P1442& P1445 ; dealer says $2500 for new pump & ck valves. This appears to be a pattern failure according to the research that I did. My problem now is that since I can't do functional tests w/ my POS ...
April 09, 2012
2005 Lexus GX470 4.7L MIL Lamp on VIN: JTJBT20X85
P1442: Secondary Air Injection System Switching Valve 2 Stuck Closed (Bank 1). ... on w/ codes P1442& P1445 ; dealer says $2500 for new pump & ck valves. This appears to be a pattern failure according to the research that I did. My problem now is that since I can't do functional tests w/ my POS ...
April 09, 2012