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Part 1 -GM EGR Valve Test (P0401, P0403, P0404, P0405)
The EGR valve that's covered by this article are for 3, 3, and 3 GM vehicles from 2000 to 2009 models years (although some late 1999 models use this type of EGR valve too). To make sure this tutorial applies to your specific vehicle, check this section out first: Identifying The EGR Valve.
How to replace the EGR valve on a Chevy Malibu - YouTube
Click to view on Bing6:019 fees to NEVER pay a car dealership. Tips on car buying, how to negotiate, and how to buy a car. - Duration: 17:34. Chevy Dude Recommended for youAuthor: Robert DIYViews: 15K
OBD-II Trouble Code: P0403 Exhaust Gas Recirculation
P0403 on 1997 Dodge Intrepid I have trouble code P0403 - EGR FLOW CIRCUIT MALFUNCTION on a 1997 Dodge Intrepid, 3 engine. I replaced the EGR valve. The new valve came in 2 parts, it included a differential pressure sensor attached with hoses. The engine light is on most of the time, but it goes out some times. One of the t..
How to test for EGR flow problems (GM electronic EGR test
Click to view on Bing14:43The testing procedures shown in this video apply to all electronic style EGR systems. In particular the 5-wire Linear EGR valve used on many different GM vehicles. The car being tested has a 3100Author: ScannerDannerViews: 254K
Part 2 -GM EGR Valve Test (P0401, P0403, P0404, P0405)
CASE 1: If your multimeter displayed 0.6 to 0.9 Volts DC: So far so good, since this is the normal reading and confirms that the EGR pintle is not stuck open. The next step is to see if the pintle position sensor produces the correct voltage while the EGR valve is in action. For this test, go to: TEST 3. CASE 2: If your multimeter DID NOT display the indicated voltage.
P0405 Exhaust Gas Recirculation Sensor A Circuit Low
A wiring harness plugs into the valve itself and is commanded by the PCM as it sees the need. These can be 4 or 5 wire. Usually 1 or 2 grounds 12 volt ignition feed, a 5 volt reference circuit, and a feedback circuit. 1999 Chevy Suburban with P0405 then P0404 then P0405 Codes
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2002 Chevy Malibu Codes: How to Repair Codes P0403,p0405
How to repair codes p0403,p0405. Reply 1: i would suggest finding a scan tool that you can control the egr and see if it is operational. most likely
Egr valve wiring color code wrong - Fixya
SOURCE: p0405 code. changed egr valve and cleaned passage The truck has two egr vales unless it's a 4 cylinder, then it has one, if it say your slipping and it's automatic change the filter and oil in the transmission and add Lucas transmission fluid conditioner to the tyranny.
3800 V6 Engine Sensor Locations Pictures and Diagrams
Pictures and diagram of engine sensor locations on the 3 V6 3800 engine in Chevy, Buick, Pontiac and Oldsmobile cars.
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