BMW DTC P1112 – Engine Coolant Temperature Sensor Radiator Outlet Circuit High
DTC P1112 meaning on BMW
The DTC P1112 on a BMW indicates an issue with the Engine Coolant Temperature Sensor Radiator Outlet Circuit registering a high voltage signal. This sensor is responsible for monitoring the temperature of the engine coolant as it flows out of the radiator.
BMW DTC P1112 symptoms
Symptoms of the DTC P1112 on a BMW may include:
- Check Engine Light illuminated on the dashboard
- Inaccurate temperature readings on the coolant gauge
- Engine running hotter or colder than normal
- Potential decrease in fuel efficiency
BMW DTC P1112 causes
Common causes of the DTC P1112 on a BMW include:
- Faulty Engine Coolant Temperature Sensor
- Wiring or connector issues in the sensor circuit
- Coolant leaks affecting sensor readings
BMW DTC P1112 seriousness
While the DTC P1112 may not cause immediate drivability issues, it is important to address this problem promptly to prevent potential engine damage due to incorrect temperature readings.
How to diagnose DTC P1112 on BMW
To diagnose the DTC P1112 on a BMW, you can perform the following steps:
- Use an OBD-II scanner to retrieve the fault code and freeze frame data
- Inspect the Engine Coolant Temperature Sensor and its wiring for any visible damage
- Check the coolant level and condition to ensure proper sensor operation
- Perform a resistance test on the sensor to determine its functionality
How to fix DTC P1112 on BMW
To fix the DTC P1112 on a BMW, you can try the following solutions:
- Replace the Engine Coolant Temperature Sensor if it is found to be faulty
- Repair any damaged wiring or connectors in the sensor circuit
- Ensure the coolant system is properly filled and free of leaks
- Clear the fault code and monitor the system for any reoccurrence
How to erase DTC P1112 on BMW
To erase the DTC P1112 on a BMW, you can use an OBD-II scanner to clear the fault code from the vehicle’s memory. After addressing the underlying issue and making necessary repairs, clearing the code will reset the Check Engine Light and allow for monitoring of the system for any new faults.