EGR valve, as mine does not. It does however have an Idle Air Control Valve located at the back bottom of the throttle body, which if removed, will show carbon buildup, preventing proper fuel/air mix.
...EGR Sensor 3 - Nut (2 Req'd) 4 - Stud Bolt 5 - Bolt (2 Req'd) 6 - Differential Pressure Feedback EGR Sensor Bracket A - Tighten to 5-7 Nm (45-61 Lb-In) B - Tighten to 8-12 Nm (71-106 Lb-In) ...
3 Code 33 is EGR opening not detected, this is caused by a plugged EGR exhaust passage in the upper intake manifold, this is a common SHO engine fault, the valve works but the engine does nothing that
...EGR SOL #3; the engine should idle rough or stall. If all tests were as specified, the system is functioning properly. If not, check the EGR valve, pipe, adaptor, gaskets, fittings, and all passages ...
...true errors. 1 Exhaust EGR system see manifolds and pipes. 2. Check your throtty body. 3. Check engine sensor and crankshaft sensor. I have p3348 and engine does not start where should I start ...
...EGR valve to its maximum-the manifold vacuum should drop by at least 3" of mercury. If it does not, there is a flow and/or restriction problem.Test the EGR temperature sensor (if equipped) with a ...
...egr sensors still have same problem. i have lost about 3 miles to the gallon and has a little miss Try cleaning out the egr passages. That is usually what the problem is. The carbon builds up and has ...
...3) EGR Vacuum Solenoid Wiring problem. (4) EGR Flow problem due to restriction from carbon build-up. These things must be addressed one by one and repaired before it will ever run that monitor. To ...
Question about Cars & Trucks
...3 had no EGR. or try looking again. links below may help. 2002 blazer 4 3 egr valve Google Search How to change EGR Valve on 4 3L engine how to fix General Motors Vortec EGR problems I show an EGR ...
...3: there is some huge problem with air fuel ratios, or vacuum leaks
making the test lie,, the EGR test on all cars can lie.
because the test uses vacuum or engine air flow to tell if the EGR ...
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