P1161
Intake Air Temperature Sensor Open/Short To Positive
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$9–28 (est.)
Symptoms
- Unstable engine operation at idle
- Increased fuel consumption
- Reduced engine power
- Check Engine Light Illuminates
- Cold start problems
Causes
- Open circuit in IAT sensor
- Short circuit to positive in the sensor circuit
- Malfunction of the intake air temperature sensor itself
- Wiring harness damage
- Poor contact in the sensor connector
How to Fix
- Check the integrity of the wires to the IAT sensor
- Check sensor resistance and compare with factory specifications
- Inspect the sensor connector for corrosion or damage.
- Replace the intake air temperature sensor if necessary