EGR VALVE

1991 Toyota Pickup

Tiny

jacobrecord22

March, 11, 2010 AT 9:55 AM

Engine Performance problem
1991 Toyota Pickup 4 cyl Four Wheel Drive Manual 178000 miles

How do you tell if a EGR valve is clogged up? And how do you clean it out if it is clogged up?

FOUND 65 RELATED QUESTIONS

1 Answer

Tiny

rasmataz

March, 11, 2010 AT 4:34 PM

1.Remove EGR valve from the engine.
2.Check EGR pintle for carbon build-up and sticking. Use carburetor cleaner and compressed air to clean minor deposits.
3.Check the vacuum diaphragm for leaks with a handheld vacuum pump.
4.If a problem is found, replace the EGR valve.
5.Reinstall the EGR valve on the engine using a new base gasket.

http://www.2carpros.com/kpages/auto_repair_manuals_alldata.htm

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