0
Depends on what its on. Most of the time that code indicates your EGR valve is bad and needs to be replaced. If its on a diesel engine, there is also a procedure call an "EGR delete" that will actually increase your horsepower and fuel efficiency. But your emissions might not pass e-check ???
What else can I help you with?
What is po401?
You lucked out-it's just a bad egr valve.
Hello you have Toyota Camry le year 2000 this fail in inspection and the failing code is po401 po446 what is this code how can you repair?
Trouble code P0401 means: Exhaust Gas Recirculation Flow Insufficient Detected replace the EGR valve Trouble code P0446 means: Evaporative Emission System Vent Control Circuit
Is the PCV valve part of emission systems?
yes
What is p0445 engine code for a 2003 Dodge Grand Caravan?
OBD 0445 indicates a short in the emission control purge valve.OBD 0445 indicates a shorted emission control purge valve.
What is 401 acura code on 98 2.5 tl?
That's your EGR valve flow is insufficient. Replace the EGR valve.
What does the diagnostic code p0401 mean and how do you repair it in a 1999 Honda passport?
P0401- Exhaust Gas Recirculation insufficient flow. Probably need to clean or replace your EGR valve located on the back of your intake.
Where is the evaporative emission System control Valve on the 1996 Mercury Cougar?
The evaporator emission system control valve on the 1996 Mercury Cougar is located on the left side of the car. It is in the passenger side headlight area.
Where is emission parts on 1992 integra?
Emission parts contain a number of things such as; spark plugs/wire, O2 sensor, pcv valve, vapor canisters, MAP sensor idle control valve, etc
Where is the Evaporative emission system pure control valve circuit on a VW Passat?
I have a 2000 VW Passat. I need to locate the Evaporative Emission system pure control valve circuit. Any info would be appreciated
What replaced egr valve on 2001 Dodge Dakota?
Dodge was able to meet the emission requirements with out an EGR valve. Nothing replaced it.
How do you clean egr valve on vauxhall zafira 1600?
how do you clean a egr valve on a vauxhall zafira 1.6
What is the fix for code p0401 on 2004 suzuki xl-7?
Insufficient EGR (exhaust gas recirculation) valve. Suggest you replace the valve.
