P0748
Pressure Control Solenoid A Electrical
P0748 is an OBD-II diagnostic trouble code meaning: Pressure Control Solenoid A Electrical. Common causes: open or short circuit in solenoid circuit, poor contact in solenoid connector. Estimated repair cost: $17–56.
Symptoms
- Emergency operation of the gearbox
- Difficulty shifting gears
- Dips when switching
- Increased engine speed when switching
- Check Engine light comes on
Causes
- Open or short circuit in solenoid circuit
- Poor contact in solenoid connector
- Pressure control solenoid malfunction
- Transmission control module (TCM) problems
- Contact corrosion
How to Fix
- Check the integrity of the wiring to the solenoid
- Clean solenoid connector contacts
- Check the solenoid resistance (compare with the norm)
- Replace solenoid if necessary
- Reset error and check operation
Related codes
Error P0748 by Vehicle Brand
FAQ
What does the P0748 code mean?
P0748 is an OBD-II diagnostic trouble code that indicates: Pressure Control Solenoid A Electrical
What causes a P0748 error code?
The most common causes of P0748 include: Open or short circuit in solenoid circuit; Poor contact in solenoid connector; Pressure control solenoid malfunction; Transmission control module (TCM) problems.
How do I fix a P0748 diagnostic trouble code?
To fix P0748: Check the integrity of the wiring to the solenoid. Clean solenoid connector contacts. Check the solenoid resistance (compare with the norm). For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0748?
Yes, but get it checked soon
How much does it cost to fix P0748?
The estimated repair cost for P0748 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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