P2041 — Reductant Injection Air Pressure Sensor A Circuit Intermittent

What Does P2041 Mean?

P2041 is a diagnostic trouble code indicating: Reductant Injection Air Pressure Sensor A Circuit Intermittent. This code relates to the powertrain system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P2041

⚠️ Check Engine Light (MIL) illuminated
⚠️ Reductant Injection Air Pressure Sensor A signal cutting in and out
⚠️ Related system working sometimes but not consistently
⚠️ Reduced engine performance

Common Causes

🔍 Loose or intermittent connection at Reductant Injection Air Pressure Sensor A
🔍 Wire chafing causing intermittent contact
🔍 Reductant Injection Air Pressure Sensor A failing under heat or vibration
🔍 Corroded connector pins with partial contact

Frequently Asked Questions

What does P2041 mean?

P2041 indicates: Reductant Injection Air Pressure Sensor A Circuit Intermittent. The vehicle's computer has detected that the Reductant Injection Air Pressure Sensor A is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P2041?

Yes, P2041 is generally safe to drive with in the short term. However, it should still be addressed to pass emissions testing and prevent potential secondary issues.

How much does it cost to fix P2041?

Repair costs for P2041 typically range from $30 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

🔧 Inspect and reseat all Reductant Injection Air Pressure Sensor A connectors
🔧 Repair chafed or damaged wiring in Reductant Injection Air Pressure Sensor A circuit
🔧 Replace Reductant Injection Air Pressure Sensor A if failing intermittently

1
Find your vehicle above
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2
Check for recalls
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3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P2041: Reductant Injection Air Pressure Sensor A Circuit Intermittent