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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?
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
What is po401?
You lucked out-it's just a bad egr valve.
How do you fix code po401 on 03 lancer?
Error code PO401 on a 2003 Mitsubishi Lancer typically indicates an issue with the EGR (Exhaust Gas Recirculation) system, often related to insufficient flow. To fix it, start by checking the EGR valve for blockages or damage and clean or replace it if necessary. Additionally, inspect the vacuum lines and passages for any leaks or obstructions. If these components are in good condition, further diagnostics may be needed to check for issues with the engine control unit or related sensors.
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.
Is the PCV valve part of emission systems?
yes
What does obd11 code po401 mean?
OBD-II code P0401 indicates that there is insufficient flow detected in the Exhaust Gas Recirculation (EGR) system. This typically means that the EGR valve is not functioning properly, which can lead to increased emissions and reduced engine efficiency. Possible causes include a clogged EGR valve, blocked passages, or a malfunctioning EGR sensor. Addressing this issue often involves inspecting and cleaning the EGR system components.
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
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.
What is 401 acura code on 98 2.5 tl?
That's your EGR valve flow is insufficient. Replace the EGR valve.
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.
