P0938
Hydraulic Oil Temperature Sensor Range/Performance
P0938 is an OBD-II diagnostic trouble code meaning: Hydraulic Oil Temperature Sensor Range/Performance. Common causes: faulty hydraulic oil temperature sensor, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Incorrect gear shifting
- Check Engine Light Is On
- Reduced engine performance
- Unusual transmission noises
- Hydraulic oil overheating
Causes
- Faulty hydraulic oil temperature sensor
- Open or short circuit in the sensor circuit
- Poor contact or corroded connectors
- Low or dirty hydraulic oil level
- Transmission control module (TCM) problems
How to Fix
- Check the level and condition of the hydraulic oil
- Scan the system for other fault codes
- Check the sensor circuit for breaks and short circuits
- Replace hydraulic oil temperature sensor if necessary
- Clean or replace sensor connectors if corrosion is present
Related codes
Error P0938 by Vehicle Brand
FAQ
What does the P0938 code mean?
P0938 is an OBD-II diagnostic trouble code that indicates: Hydraulic Oil Temperature Sensor Range/Performance
What causes a P0938 error code?
The most common causes of P0938 include: Faulty hydraulic oil temperature sensor; Open or short circuit in the sensor circuit; Poor contact or corroded connectors; Low or dirty hydraulic oil level.
How do I fix a P0938 diagnostic trouble code?
To fix P0938: Check the level and condition of the hydraulic oil. Scan the system for other fault codes. Check the sensor circuit for breaks and short circuits. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0938?
Yes, but get it checked soon
How much does it cost to fix P0938?
The estimated repair cost for P0938 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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