Non Turbo

Fig. 2 Resetting dash reminder light:

Oxygen Sensor Indicator Light
Remove 2 upper and/or 2 lower instrument panel screws, lift off panel.
On some models it may be necessary to remove instrument cluster assembly. To do this, disconnect speedometer cable at transmission and speedo head, remove electrical connectors, and then remove instrument cluster.
Turn off "OXS" indicator light by breaking plastic tab off back of instrument cluster, then inserting suitable screwdriver in opening and pushing reset switch.