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P0402 Diagnostic Trouble Code Discussion for November 2007

EGRC-BPT Valve Function


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Trouble Ticket Help Requests for DTC P0402
Help Request Posted
1995 Audi 90 Quattro Sport 2.8L Poor Idle Quality, MIL Lamp on VIN: WAUEE88C2S
P0402: excessive egr flow. ... idle and a code p0402. the problem is i have vacuum to the egr valve all the time. i put a egr solenoid because it had flow all the time throug the egr valve . it was a used part and i still have vaccuum at idle at the valve.i was wondering if this was a c...
November 01, 2007
1995 Audi 90 Quattro Sport 2.8L Poor Idle Quality, MIL Lamp on VIN: WAUEE88C2S
P0402: excessive egr flow. ... idle and a code p0402. the problem is i have vacuum to the egr valve all the time. i put a egr solenoid because it had flow all the time throug the egr valve . it was a used part and i still have vaccuum at idle at the valve.i was wondering if this was a c...
November 02, 2007
1998 Isuzu Trooper S 3.5L MIL Lamp on VIN: JACDJ58X9W
P0402: Excessive EGR System Excessive Flow Detected. ... check codes and have p0402 in pending. Go for a test drive and come back scan truck and have codes p1402 and p0101 I know that the p0101 is a mass air flow problem but I don't think it will make a egr code come on. on test drive I watched the data egr clos...
November 02, 2007
1996 Lexus GS300 3.0L MIL Lamp on VIN: JT8BD42S4T
P0402: Excessive EGR Flow Detected. Vehicle was in our shop 2 months ago and with code P0401 for low EGR flow. At that time, we removed the intake plenum, cleaned out EGR passages and installed a new EGR valve and EGR transducer. Parts came from the dealer. Wouldn't you know, now we have too muc...
November 20, 2007
2001 Ford Escape XLS 3.0L MIL Lamp on VIN: 1FMYUO3181
P0402: egr excessive flow. hello I have a code for excessive egr flow the customer replaced dpfe senser at auto zone and defected 2 more. It has good ground and reference volts signal wire ok if you plug in senser it reads normal 1.04 volts about 5 seconds. It doesn't change when egr va...
November 29, 2007