2004 F250 4wd 5.4 L

40

Asked by JohnEEE Jan 18, 2014 at 10:59 AM about the 2004 Ford F-250 Super Duty XLT Extended Cab LB 4WD

Question type: Maintenance & Repair

Engine light is on.  Had it analized at auto zone and they told me it was one of several
co2 sensors,  Engine idles good when cold then starts to lope.  Where do I start when
replacing or checking sensors?

1 Answer
44,975

tuff4x4 answered 10 years ago

The only time you need to replace the o2 sensor is if it shows a bad heater circuit. Give us the codes they gave you and we will try and help you fix it.

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