P215D — Reductant Pump B Stuck On

What Does P215D Mean?

P215D is a diagnostic trouble code indicating: Reductant Pump B Stuck On. This code relates to the powertrain system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P215D

⚠️ Check Engine Light (MIL) illuminated
⚠️ Reductant Pump B remains active when it should be off
⚠️ Related system running continuously
⚠️ Reduced engine performance

Common Causes

🔍 Reductant Pump B mechanically stuck in active position
🔍 Short circuit holding Reductant Pump B control on
🔍 Faulty Reductant Pump B driver circuit in ECM/PCM

Frequently Asked Questions

What does P215D mean?

P215D indicates: Reductant Pump B Stuck On. The vehicle's computer has detected that the Reductant Pump B is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P215D?

Only short distances if absolutely necessary. P215D affects a critical system and should be diagnosed within a few days to avoid further damage.

How much does it cost to fix P215D?

Repair costs for P215D typically range from $50 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 Reductant Pump B for mechanical binding or debris
🔧 Replace stuck Reductant Pump B
🔧 Check Reductant Pump B control circuit for short

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.

P215D: Reductant Pump B Stuck On