Trouble Code No. 15
- Check all connections and repair as necessary. Check intake air temperature sensor resistance. See INTAKE AIR TEMPERATURE SENSOR under COMPONENT TESTING in this article.
- If resistance is correct, check continuity between ECU terminal "2L" and GRN wire of intake air temperature sensor connector and ECU terminal "2C" and BLK or BRN/BLK wire of connector.
- Check for open or shorted circuits if continuity did not exist. If continuity did exist, check for short in wiring harness circuit or defective ECU.