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P094B: Hydraulic Pump Stuck On

Severity
High
System
Transmission
Last reviewed: Last updated:

Methodology: We combine code standards with complaint and reliability patterns, then review for clear, vehicle-first diagnosis steps.

Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).

Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.

What Does P094B Mean?

P094B is a diagnostic trouble code indicating: Hydraulic Pump Stuck On. This code relates to the transmission system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P094B

Common Causes

Frequently Asked Questions

What does P094B mean?
P094B indicates: Hydraulic Pump Stuck On. The vehicle's computer has detected that the Hydraulic Pump is not operating within its expected parameters and stored this diagnostic trouble code.
Can I drive with code P094B?
Only short distances if absolutely necessary. P094B affects a critical system and should be diagnosed within a few days to avoid further damage.
How much does it cost to fix P094B?
Repair costs for P094B typically range from $50 to $500, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

  • 🔧 Inspect Hydraulic Pump for mechanical binding or debris
  • 🔧 Replace stuck Hydraulic Pump
  • 🔧 Check Hydraulic Pump control circuit for short
  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

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