P17EC
Ratio Monitoring Shift 5-4
P17EC is an OBD-II diagnostic trouble code meaning: Ratio Monitoring Shift 5-4. Common causes: low or contaminated transmission fluid, worn friction discs or other mechanical components. Estimated repair cost: $17–167.
Symptoms
- Hard or delayed gear shifting
- Dips when switching from 5th to 4th gear
- Increased fuel consumption
- Check Engine Light Illuminates
- Switching to emergency mode of the gearbox
Causes
- Low or contaminated transmission fluid
- Worn friction discs or other mechanical components
- Shift solenoids malfunction
- Transmission hydraulic system problems
- Errors in the control unit software
How to Fix
- Check the level and condition of the transmission fluid
- Conduct diagnostics of solenoids and hydraulic system
- Perform gearbox adaptation
- If necessary, replace worn mechanical components
- Update control unit software
Related codes
FAQ
What does the P17EC code mean?
P17EC is an OBD-II diagnostic trouble code that indicates: Ratio Monitoring Shift 5-4
What causes a P17EC error code?
The most common causes of P17EC include: Low or contaminated transmission fluid; Worn friction discs or other mechanical components; Shift solenoids malfunction; Transmission hydraulic system problems.
How do I fix a P17EC diagnostic trouble code?
To fix P17EC: Check the level and condition of the transmission fluid. Conduct diagnostics of solenoids and hydraulic system. Perform gearbox adaptation. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P17EC?
Yes, but get it checked soon
How much does it cost to fix P17EC?
The estimated repair cost for P17EC is $17–167. Actual cost depends on your vehicle, location, and labor rates.
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