1. Disconnect the vacuum hose to the EGR and plug it. Connect a hose to the EGR, and while the car is idling, suck on the hose. The engine should stumble, if the valve and passages are ok. 2. If ok, the EGR temperature sensor may be bad (or the vacuum system plumbing). Reply Like.
Valvoline EGR Cleaner is an effective cleaning spray used to dissolve deposits in the exhaust gas recirculation valve, air intake system, and inlet valves. It helps maximise engine efficiency, allowing it to run smoother and more optimally. It is highly beneficial for restoring the airflow to the engine, improving power and acceleration, as
Anyone any ideas? 1 Fault Found:4891 - EGR Valve (N18) P0403 00 - Malfunction Intermittent - Confirmed - Tested Since Memory Clear Freeze Frame: Fault Status: 00000001 Fault Priority: 2 Fault Frequency: 67 Mileage: 217885 km. Hi All, Its been two weeks since my issue with my Audi A6 C6 Avant started. It started to shudder and hesitate round about 1500-2000rpm. My little VAG code reader said it was the MAF. I bought a new one, a HAAS from Euro Parts. I fitted it with excitement but the problem remained. I then fitted a new fuel and air filter, still the same issue.
Apologies for my bad explanation of how the Egr works in the video, I was nervous speaking on it due to my accent, but by blanking the egr valve it allows th
The EGR valve on my Audi A4 B7 2.0TDI has broken, the Butterly valve has bust. I am unsure of the best replacement, I bought a cheaper one and I am getting no power over 2,000rpm, garage said its due to it being a cheap one letting in too much exhaust fumes. Has anyone had this problem, what brand did they go for? the one I removed is 'Volt
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Originally Posted by AudiMick. There are two ways the EGR valve opens, intake plenum vacuum or manifold vacuum. The solenoid switches between the two modes. If you disconnect the line from the plenum the valve will only open when being checked by the ECU. Swapped coil packs back replaced spark plugs with OEM pregapped plugs. sparkplugs had 30k miles on them reset codes. misfire again. scaned codes ----> cylinder 1 misfire. **** GAVE UP SENT TO DEALERSHIP****. recirculation valve Intermittent defect $363.80. A quick video showing the contamination of urea within the low pressure EGR cooler on the CNHA engine fitted to various Audi models including A4,A5 and A6.Th 0D9wHYG.
