P2A72 — Alternative Fuel Hydraulic Fuel Pump Select Valve Control Circuit Low

What Does P2A72 Mean?

P2A72 is a diagnostic trouble code indicating: Alternative Fuel Hydraulic Fuel Pump Select Valve Control Circuit Low. This code relates to the vehicle systems system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P2A72

⚠️ Check Engine Light (MIL) illuminated
⚠️ Alternative Fuel Hydraulic Fuel Pump Select Valve reading at zero or minimum value
⚠️ Related system not functioning or in fail-safe mode
⚠️ System warning light illuminated

Common Causes

🔍 Open or broken wire in Alternative Fuel Hydraulic Fuel Pump Select Valve circuit
🔍 Poor ground connection at Alternative Fuel Hydraulic Fuel Pump Select Valve
🔍 Faulty Alternative Fuel Hydraulic Fuel Pump Select Valve with no output signal
🔍 Disconnected or loose Alternative Fuel Hydraulic Fuel Pump Select Valve connector
🔍 Blown fuse in related circuit

Frequently Asked Questions

What does P2A72 mean?

P2A72 indicates: Alternative Fuel Hydraulic Fuel Pump Select Valve Control Circuit Low. The vehicle's computer has detected that the Alternative Fuel Hydraulic Fuel Pump Select Valve is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P2A72?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P2A72 for extended periods may cause additional problems.

How much does it cost to fix P2A72?

Repair costs for P2A72 typically range from $20 to $300, 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

🔧 Repair broken wire or restore ground in Alternative Fuel Hydraulic Fuel Pump Select Valve circuit
🔧 Clean and secure Alternative Fuel Hydraulic Fuel Pump Select Valve connector and ground points
🔧 Replace failed Alternative Fuel Hydraulic Fuel Pump Select Valve

1
Find your vehicle above
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2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P2A72: Alternative Fuel Hydraulic Fuel Pump Select Valve Control Circuit Low