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P0401 Diagnostic Trouble Code Discussion for June 2012

Insufficient EGR Flow Detected


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Trouble Ticket Help Requests for DTC P0401
Help Request Posted
2004 Mitsubishi Galant ES 2.4L MIL Lamp on VIN: 4A3AB36F74
P0401: Insufficient EGR Flow Detected. Is there any way to verify proper egr operation scoping out the map sensor signal?
June 06, 2012
2006 Ford F-350 Super Duty XLT 6.0L Low Boost VIN: 1FTWW31P26
P0401: Insufficient EGR Flow Detected. ... short. The customer brought his 2006 F-350 6.0L in to diagnose a squealing noise and low boost pressure. The low boost pressure has been an on going problem for over a year since he had a turbo failure at which time the dealer installed a reman unit. Befor...
June 07, 2012
2006 Ford F-350 Super Duty XLT 6.0L Low Boost VIN: 1FTWW31P26
P0401: Insufficient EGR Flow Detected. ... short. The customer brought his 2006 F-350 6.0L in to diagnose a squealing noise and low boost pressure. The low boost pressure has been an on going problem for over a year since he had a turbo failure at which time the dealer installed a reman unit. Befor...
June 16, 2012
1998 Toyota Camry CE 2.2L Excessive Emissions, Poor Fuel Economy VIN: JT2BG22K1W
P0401: EGR System Insufficient Flow Detected. ... smog gross polluter, p0401 to low egr signal, install egr vsv and cat that took care og problem tretest car twice one pass emissions and fail monitors, the other test pass over all, customer took test on test only center and fail,gross polluter on co 7% , ...
June 27, 2012
1998 Toyota Camry CE 2.2L Excessive Emissions, Poor Fuel Economy VIN: JT2BG22K1W
P0401: EGR System Insufficient Flow Detected. ... smog gross polluter, p0401 to low egr signal, install egr vsv and cat that took care og problem tretest car twice one pass emissions and fail monitors, the other test pass over all, customer took test on test only center and fail,gross polluter on co 7% , ...
June 28, 2012
2004 Mitsubishi Galant ES 2.4L MIL Lamp on VIN: 4A3AB36F74
P0401: Insufficient EGR Flow Detected. Is there any way to verify proper egr operation scoping out the map sensor signal?
June 06, 2012
2006 Ford F-350 Super Duty XLT 6.0L Low Boost VIN: 1FTWW31P26
P0401: Insufficient EGR Flow Detected. ... short. The customer brought his 2006 F-350 6.0L in to diagnose a squealing noise and low boost pressure. The low boost pressure has been an on going problem for over a year since he had a turbo failure at which time the dealer installed a reman unit. Befor...
June 07, 2012
2006 Ford F-350 Super Duty XLT 6.0L Low Boost VIN: 1FTWW31P26
P0401: Insufficient EGR Flow Detected. ... short. The customer brought his 2006 F-350 6.0L in to diagnose a squealing noise and low boost pressure. The low boost pressure has been an on going problem for over a year since he had a turbo failure at which time the dealer installed a reman unit. Befor...
June 16, 2012
1998 Toyota Camry CE 2.2L Excessive Emissions, Poor Fuel Economy VIN: JT2BG22K1W
P0401: EGR System Insufficient Flow Detected. ... smog gross polluter, p0401 to low egr signal, install egr vsv and cat that took care og problem tretest car twice one pass emissions and fail monitors, the other test pass over all, customer took test on test only center and fail,gross polluter on co 7% , ...
June 27, 2012
1998 Toyota Camry CE 2.2L Excessive Emissions, Poor Fuel Economy VIN: JT2BG22K1W
P0401: EGR System Insufficient Flow Detected. ... smog gross polluter, p0401 to low egr signal, install egr vsv and cat that took care og problem tretest car twice one pass emissions and fail monitors, the other test pass over all, customer took test on test only center and fail,gross polluter on co 7% , ...
June 28, 2012