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Fuel and air

P0088 Fuel pressure too high

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P0088 means: Fuel pressure too high. Fuel pressure is higher than the engine computer wants, or it can't keep the pressure where it should be. Drive gently and have the car checked soon. The repair usually costs about €80–700 in Estonia. The most common cause: pressure regulator is stuck.

Is it safe to drive?Get it checked soonDrive gently and have the car checked soon.
Typical repair cost€80–700parts and labour in Estonia

What it means

Fuel pressure is higher than the engine computer wants, or it can't keep the pressure where it should be.

What could be wrong

  1. 1Pressure regulator is stuck
  2. 2Fuel pressure sensor reads wrong
  3. 3Fuel return line is blocked
  4. 4Connector or wire

What you can check yourself

Check the pressure sensor and regulator connectors. Best left to a workshop. It needs a diagnostic tool and experience.

How we fix it

  1. We compare requested and actual pressure
  2. We check the regulator and sensor
  3. We replace the faulty part

Standard SAE description: Fuel Rail/System Pressure Too High

Want a definite answer?

Bring the car to our workshop in Estonia for diagnostics. We read the fault codes, test the sensors and tell you what is wrong. Repair price depends on the work involved, generally €45 per hour.

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Questions

What does fault code P0088 mean?

Fuel pressure too high. Fuel pressure is higher than the engine computer wants, or it can't keep the pressure where it should be.

Can I drive with code P0088?

Drive gently and have the car checked soon.

How much does it cost to fix P0088?

Roughly €80–700 in Estonia. The price depends on exactly what has failed and on the car.

How is P0088 fixed?

We compare requested and actual pressure. We check the regulator and sensor. We replace the faulty part.

Related codes

P0068Air flow doesn't match the accelerator positionP0087Fuel pressure too lowP0089Fuel pressure regulator can't hold pressure steadyP0093Large leak in the fuel systemP0101Mass air flow sensor reads wrongP0191Fuel pressure sensor reads wrongP0230Fault in the fuel pump power supplyP0627Fault in fuel pump control

Based on AI combined with our hands-on workshop experience and knowledge. This information is general and prices are approximate (Estonian workshop rates). The same code can mean different things on different cars. Only an inspection of the car gives a definite answer.

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