The P0112 trouble code indicates a low input issue within the intake air temperature sensor circuit. This code typically points to problems with the sensor responsible for measuring the temperature of the incoming air, affecting the engine’s performance and fuel efficiency.
Intake Air Temperature Circuit Low Input
Code symptoms P0112.
1. Decreased engine performance.
2. Rough idling or stalling.
3. Decreased fuel efficiency.
This code is common in brands such as:: Chevrolet, Renault, Ford, Toyota, Nissan, Mercedes Benz, Honda.
Causes of the code P0112.
1. Faulty intake air temperature sensor.
2. Low input or voltage within the sensor circuit.
3. Problems with the Engine Control Module (ECM).
Code Solutions P0112.
1. Inspect and replace the intake air temperature sensor if it is faulty.
2. Check and repair any low input or voltage issues in the sensor circuit.
3. If ECM issues are suspected, consult a qualified technician for diagnosis and potential reprogramming or replacement.