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P0402 Diagnostic Trouble Code Discussion for July 2012

EGRC-BPT Valve Function

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Trouble Ticket Help Requests for DTC P0402
Help Request Posted
2002 Nissan Frontier 2.4L MIL Lamp on VIN: 1N6DD26S32
P0402: excessive erg flow. Hi to all, This car run's great, but will not set the egr readiness code, ckd. the vacuum to the valve etc all good , good idle , no other codes . Any idea's ?? Thank's G.T.
July 05, 2012
2000 Toyota Camry CE 2.2L MIL Lamp on VIN: JT2BG22K5Y
P0402: Excessive EGR Flow Detected. ... P0401(Insufficient EGR flow detected). All the vacuum hoses are on the right place according to my Mitchell. The car would die, when I pull a vacuum on the EGR valve. I replace the EGR Vacuum Switching Valve. Clear the code, drove to run EGR monitor. The P...
July 12, 2012