2002 Isuzu Rodeo 2 Errors Egr 401 O2 Sensor 135 Shouli Which Shoud

2002 ISUZU RODEO
150,000 MILES
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YOAVS
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  • 1 POST
I have 2 errors:
EGR - 401
o2 sensor - 135

What shoulI do? which sensor shoud be replaced?

Thanks!
Oct 17, 2012 at 9:04 PM
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SATURNTECH9
  • ✓ASE Certified Mechanic
  • 30,869 POSTS
  • ASE Certified Mechanic
Lets start with the P0401 lets make sure the egr port isnt clogged up causing that.
Oct 17, 2012 at 9:13 PM
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