Montero Sport LS 2WD V6-3.0L SOHC (1998)
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EGR Valve: Testing and Inspection
EGR VALVE CHECK
1. Remove the EGR valve and inspect for sticking, carbon deposits, etc. If found, clean with a suitable solvent so that the valve seats correctly.
2. Connect a hand vacuum pump to the EGR valve.
3. Apply 67 kPa (20 in Hg) of vacuum and check to be sure that the vacuum is maintained.
4. Apply a vacuum and check the passage of air by blowing through one side of the EGR passage.
5. Reinstall the EGR valve, using a new gasket and tighten to the specified torque.
Tightening torque:
2.4L engine 19 N.m (14 ft-lb)
3.0L engine 21 N.m (16 ft-lb)