944 S L4-2479cc 2.5L DOHC (1987)
Oxygen Sensor: Service and Repair
Maintenance
OXYGEN SENSOR
All models are equipped with an oxygen sensor. On 924 models, an OXS light will come on at 30,000 mile intervals as a reminder to replace the
sensor. The 944 models do not use a warning light. On these models, however, it is recommended that the oxygen sensor be replaced every 60,000 miles.
To reset mileage counter, proceed as follows:
1.
On 924 models, after replacing oxygen sensor and with vehicle still raised, locate mileage counter on left engine mount, then use a thick wire or
thin metal rod to push in reset button. Ensure to push button in all the way to stop and that OXS light is out.
