Corsica L4-121 2.0L (1988)
Sensor Locations - Typical
Remove the LT GRN(935) wire from the outside air temperature sensor. Turn the ignition switch to "RUN" and observe the outside temperature display.
a. If the outside temperature display indicates cold (-38 F.), replace the outside air temperature sensor.
b. If the outside temperature display still indicates hot (185 F.), check LT GRN/BLK(935) wire for a short to ground. If good, then replace the
instrument cluster.
Test K: Outside Temperature Accuracy Test