How do you replace the EGR valve on a Jeep Wrangler?
The electrical connector near the battery. Re-connect the electrical connector, then slide the 10mm bolts through the EGR valve. Use the bolts as dowel pins to hold the metal gasket in place while you tighten the bolts. Tighten the bolts by hand, then switch to your wrench or socket.
Where is the electrical cable on an EGR valve?
Disconnect the electrical cable. The electrical cable is located on top of the EGR valve. Grab the electrical cable with your hands and pull it. If the electrical cable is held in by a clip or clamp, use a flat-bladed screwdriver to press it down and release it. Use a wrench to remove the bolts on the EGR valve’s mount.
What to do if your EGR valve is defective?
There are a few methods for testing an EGR if you’re unsure that it’s defective. If the EGR is faulty, it takes only a few steps and tools to replace it. Steps Method 1of 3: Testing with a Scan ToolDownload Article
How does the scan tool work on an EGR engine?
A scan tool reads information from your On-board Diagnostics, version II (OBD-II) system. This system collects information from the sensors in your engine. If the sensor detects something wrong, it reports it as an error code to the OBD-II.
The electrical connector near the battery. Re-connect the electrical connector, then slide the 10mm bolts through the EGR valve. Use the bolts as dowel pins to hold the metal gasket in place while you tighten the bolts. Tighten the bolts by hand, then switch to your wrench or socket.
What happens when the EGR valve is stuck?
The valve is controlled by the engine computer to open and close at times when most effective, such as highway speeds. When an EGR valve becomes stuck open, exhaust gas will be constantly routed into the intake manifold, leading to reduced engine power and rough idling. 10mm socket and deep socket 3″ (3/8″) and 6″ (1/4″) ratchet extensions
What can I use to clean an EGR valve?
This is a home experiment and an unbiased use of JLM Diesel Air Intake & EGR Cleaner. Similar products are available. This product is designed to dissolve carbon deposits, gum and varnish build up. It should restore air flow to the engine thus improving power and acceleration while reducing exhaust smoke.