Question 1

What does P0088 mean?

Accepted Answer

P0088 - Fuel Rail Pressure Too High. Fuel rail pressure is higher than the maximum expected threshold.

Question 2

What are the symptoms of P0088?

Accepted Answer

Check engine light, Rich running, Fuel injector damage possible, Hard starting

Question 3

What causes P0088?

Accepted Answer

Faulty fuel pressure regulator, Failed fuel rail pressure sensor, Stuck fuel pressure relief valve, PCM fuel control issue

Question 4

How much does it cost to fix P0088?

Accepted Answer

Typical repair cost: $100-$800. Excessive fuel pressure can damage injectors. This should be diagnosed promptly.

P0088 — Fuel Rail Pressure Too High

Don't guess — diagnose P0088 the right way