P0748Medium urgency

Pressure Control Solenoid A Electrical

Transmission · Solenoids

⚠️ Fix soon — transmission pressure control impaired.

What this means

The pressure control solenoid A has an electrical fault. This solenoid regulates hydraulic pressure to control shift quality and timing. A fault causes harsh, late, or erratic shifting.

Likely causes

Failed pressure control solenoidMost common
Wiring harness damageCommon
Contaminated transmission fluidCommon

Estimated repair cost

Solenoid replacement$150 – $500

Transmission fluid service$100 – $250

Valve body replacement$500 – $1,500

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Frequently asked questions

What does P0748 mean?

The pressure control solenoid A has an electrical fault. This solenoid regulates hydraulic pressure to control shift quality and timing. A fault causes harsh, late, or erratic shifting.

Is P0748 serious?

Fix soon — transmission pressure control impaired.

How much does it cost to fix P0748?

Repair costs for P0748 range from $150 – $500 depending on the root cause and your vehicle.

Can I drive with P0748?

You can drive short distances but should have it repaired within 1-2 weeks to prevent further damage.