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P1402 Diagnostic Trouble Code Discussion for September 2010

EGR System Malfunction Detected (Open)

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Trouble Ticket Help Requests for DTC P1402
Help Request Posted
1998 Nissan Frontier 2.4L MIL Lamp on VIN: 1N6DD26S9W
P1402: EGR System Malfunction Detected (Open). ... re-occuring p1402 egr system fault detected code. 1st time was approx. A month ago, i applied vacuum to egr valve, no change in running condition and the valve didn't seem to move, replaced valve, cleared codes and thoroughly test drove vehicle, no codes r...
September 14, 2010