Car Computers and Sensors
Ford F-150

How do you manually reset the computer on a 1988 ford f150 lariat 4x4 v8 5.0?

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Wiki User
April 20, 2007 3:41PM

Disconnect the battery for 5 minutes. This should reset the ECU. This only works on vehicles with OBD1 systems. OBD2 systems usually require the use of an OBD2 scan tool.