P0095 critical

Fuel Pressure Regulator 2 Control Circuit

The P0095 code means the vehicle's onboard diagnostic system has detected: Fuel Pressure Regulator 2 Control Circuit. This is a critical severity code.

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Keep driving?: No -- stop driving
DIY difficulty: hard
Estimated cost: $150 - $600 (parts and labor)

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Common Symptoms

Check Engine Light illuminated
Hard starting or no-start condition
Engine stalls under load
Fuel pressure readings abnormal on scan tool

Probable Causes (Ranked by Likelihood)

Faulty fuel pressure regulator 2 solenoid Very High
Wiring damage in regulator 2 circuit High
Fuel contamination in solenoid Moderate
PCM driver circuit failure Low

Step-by-Step Diagnostic Procedure

Read fuel pressure PID for regulator 2 on scan tool. Compare commanded vs. actual pressure.
Locate fuel pressure regulator 2 solenoid. Measure resistance and compare to spec.
Inspect wiring and connector for damage or contamination.
Command the regulator with scan tool and monitor pressure response.

Frequently Asked Questions

What is fuel pressure regulator 2?

Some engines have dual fuel pressure regulators for different fuel circuits (such as low-pressure and high-pressure systems, or bank-specific regulation on V-engines).

Can I drive with P0095?

No, fuel pressure control is critical for safe engine operation. Incorrect fuel pressure can damage components and create a fire hazard.

Is P0095 common?

P0095 is less common than P0090, as not all vehicles use a second fuel pressure regulator. It is most common on turbocharged and high-performance engines.