Calif. Model 1992 2.8 Code 3 ( 3 flashes ) - coolant Temp Sensor.
Temp guage on the dash works just fine. 80 C - might get to 95 C in traffic and on occasion 100 C and the Aux fan comes on for a bit.
Ok, which one?
Dan
1. temp switch for Magnetic Fan coupling and second stage Aux Fan.
2. Temp Switch for A/C Comp.
3. Thermal Valve for Ignition Switch over
4. Temp Switch for Manifold Heater.
5. Temp for CFI control, ignition and CFI control
6. for CFI injection system.
7.. Temp Sensor for instrument cluster.
I have all of them on mine.