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Booster-Shot

15+ Year Contributor
1,184
4
Jul 21, 2005
Napa, California
Alright, Ill make this short. My car is throwing code 43 which is the EGR sensor. This code is for Californian cars only. I read in my manual that the 2.0l and 2.0l turbos share the same egr sensor, so I went to the junkyard and picked one up.

I removed the EGR valve in my car and was surprised to find it greatly different than the valve I had bought. I was under the impression that the california cars were supposed to have a temperature sensor that routed into an EGR selenoid?

Im really confused right now and I dont know what to do. My EGR valve has a bunch of gunk clogged up in it, so would it be worth it to clean it up and try it again? Does my car have a non-california egr valve?

The EGR valve in my car
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The valve I pulled from a 2.0 cali car. Notice the sensor attached.
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Your egr valve is from a federal emissions car, not a cali car. First, you need to figure out a couple of things. First, you need to determine if your car is truely a california emissions car. If not, your egr code is coming from a faulty egr solenoid which is mounted on the driver side of the firewall. If your car is indeed a cali car, you need to install the new egr valve, find the thermocoupler wires in the harness and connect it to the egr valve, then disconnect the battery -terminal for 30 seconds to reset the ecu. If the light comes back on, check the egr solenoid.

If you are unsure of what emissions you have on the car, post the md number on your ecu and we can tell you.
 
I was under the impression that a car not made in california would not be able to throw a code 43 at all?

When I pulled the second egr vavle, I had to disconnect the sensor from another sensor located in the back of the intake manifold. I felt around for that sensor on my car and I think I found it. However, instead of the sensor being connected to the egr valve(since there was no sensor to be connected to in the first place) it feels like its connected to something else.

I will go out right now and find out if my car was made in cali or not.
 
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