1998 Ford F-150 emissions fail

1998 FORD F-150
Avatar
WEN3
  • MEMBER
  • 1 POST
Ford F150 V6 4.2 engine
Engine just replaced
Failed Ontario Drive Clean Program

Readings:
2500 RPM - HC 643 (limit 150)
- OC 14.1 (limit 0.7)

IDLE - HC 611 (limit 150)
- OC 8.95 (limit 0.7)

Both RPM & Dilution % are valid

What could be the problem? Any suggestions? Need more info?

Help would be greatly appreciated!!!!!
Jun 29, 2013 at 7:15 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement
Avatar
HMAC300
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 48,601 POSTS
scan for codes and check fuel pressure first make sure everything there is ok. change oil and filter,air filter. then run on eway about 20 miles then take in for testing. if still not passable have a local guy look at it, it may be a converter.
Jul 1, 2013 at 7:38 AM
Advertisement