OBD-II DTC P0716 – Input/Turbine Speed Sensor Circuit Malfunction
DTC P0716 meaning
DTC P0716 refers to a malfunction in the Input/Turbine Speed Sensor circuit. This sensor is crucial for the transmission system as it measures the rotational speed of the input shaft, which helps the engine control module (ECM) determine the appropriate gear and optimize performance. When the ECM detects an issue with the signal from this sensor, it triggers the P0716 code.
DTC P0716 symptoms
Common symptoms associated with DTC P0716 may include:
- Illuminated check engine light
- Transmission slipping or erratic shifting
- Delayed engagement when shifting from park to drive
- Reduced fuel efficiency
- Unusual engine RPM fluctuations
DTC P0716 causes
Several factors can lead to the P0716 code, including:
- Faulty Input/Turbine Speed Sensor
- Wiring issues such as shorts or open circuits
- Corroded or damaged connectors
- Faulty ECM or software issues
- Transmission fluid problems, such as low levels or contamination
DTC P0716 seriousness
The seriousness of DTC P0716 can vary. While it may not cause immediate engine failure, it can lead to significant transmission issues if left unaddressed. Symptoms like slipping or erratic shifting can affect vehicle safety and drivability. Therefore, it is advisable to diagnose and repair the issue promptly to avoid further damage.
How to diagnose DTC P0716
To diagnose DTC P0716, follow these steps:
- Use an OBD-II scanner to confirm the P0716 code and check for any additional codes.
- Inspect the Input/Turbine Speed Sensor and its wiring for visible damage or corrosion.
- Test the sensor’s resistance and voltage output according to the manufacturer’s specifications.
- Check the connectors for secure connections and signs of wear.
- Examine the transmission fluid for proper levels and contamination.
- Perform a road test to observe transmission behavior and confirm symptoms.
How to fix DTC P0716 step-by-step instructions
To fix DTC P0716, follow these steps:
- Clear the DTC using an OBD-II scanner.
- If the code returns, replace the Input/Turbine Speed Sensor if it is faulty.
- Repair or replace any damaged wiring or connectors associated with the sensor.
- Ensure the transmission fluid is at the correct level and is clean replace if necessary.
- Recheck the system for any additional codes after repairs.
- Perform a road test to ensure the issue is resolved and the transmission operates smoothly.
Recommended tools for OBD-II diagnostics
Explore our expert picks: The Best OBD2 Scanners for 2025
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.