Oxygen sensor on ford e150 1989


Asked by Feb 01, 2014 at 02:02 AM about the 1989 Ford E-150 Econoline Ext

Question type: Maintenance & Repair

Just need to no somethings about my truck

2 Answers


They are located in the exhaust, do you have a CEL on?

1 of 1 people found this helpful.

The oxygen sensor(s) on your truck monitor the exhaust gases and adjust the air/fuel mixture to maintain a 14 to 1 ratio. On newer vehicles there's a downstream oxygen sensor that monitors the catalytic converter. HTH. - Jim

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