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P1403 Diagnostic Trouble Code Discussion for March 2006

EGR Solenoid Control Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P1403
Help Request Posted
1998 Volkswagen Beetle TDI 1.9L MIL Lamp on VIN: 3VWBF61CXW
P1403: Egr control difference. Vehicle came to be with a check engine light on. Removed the egr and cleaned the passages and found very little blockage. Cleaned and checked for egr flow and found good flow. Checked data stream and found 14.1 gps from the MAF sensor. Tried new sensor and got...
March 01, 2006
1997 Volkswagen Jetta TDI 1.9L Excessive Emissions, MIL Lamp on, no power VIN: 3VWRF81H6W
P1403: egr flow. engine will not rev above 1500 with no power-dropped exhaust-no change. checked hose connections at boost valve and ran with electrical connector off at n75 valve to see if any change in power. with connector on valve keeps clicking-also seems no vacum present...
March 14, 2006