P094D
Hydraulic Pump Over Temperature
Generic OBD-II
Common symptoms
What you'll notice
- Check and replace any faulty or worn hydraulic pump components
- Inspect and clean the hydraulic pump cooling system, ensuring proper coolant circulation
- Verify and adjust the hydraulic pump pressure to the manufacturer's specifications
- Inspect and replace the hydraulic pump if it is damaged or not functioning correctly
Common causes
Most likely first
- Low hydraulic fluid level
- Blocked or restricted hydraulic fluid lines
- Malfunctioning hydraulic pump
- Faulty temperature sensor
- Lack of maintenance
How to diagnose & fix
Work through it in order
- Overheating of the hydraulic pump
- Decreased hydraulic pressure
- Unusual noises or knocking sounds from the hydraulic system
- Hydraulic leaks or fluid loss
- Inconsistent or erratic functioning of the hydraulic system
Read & clear P094D yourself
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