P2CA2 — Charge Air Cooler Coolant Pump Sense Circuit Low

What Does P2CA2 Mean?

P2CA2 is a diagnostic trouble code indicating: Charge Air Cooler Coolant Pump Sense 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 P2CA2

⚠️ Check Engine Light (MIL) illuminated
⚠️ Charge Air Cooler Coolant Pump Sense 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 Charge Air Cooler Coolant Pump Sense circuit
🔍 Poor ground connection at Charge Air Cooler Coolant Pump Sense
🔍 Faulty Charge Air Cooler Coolant Pump Sense with no output signal
🔍 Disconnected or loose Charge Air Cooler Coolant Pump Sense connector
🔍 Blown fuse in related circuit

Frequently Asked Questions

What does P2CA2 mean?

P2CA2 indicates: Charge Air Cooler Coolant Pump Sense Circuit Low. The vehicle's computer has detected that the Charge Air Cooler Coolant Pump Sense is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P2CA2?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P2CA2 for extended periods may cause additional problems.

How much does it cost to fix P2CA2?

Repair costs for P2CA2 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 Charge Air Cooler Coolant Pump Sense circuit
🔧 Clean and secure Charge Air Cooler Coolant Pump Sense connector and ground points
🔧 Replace failed Charge Air Cooler Coolant Pump Sense

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
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.

P2CA2: Charge Air Cooler Coolant Pump Sense Circuit Low