P28D2 — Clutch B Motor Phase U-V-W Circuit Low

What Does P28D2 Mean?

P28D2 is a diagnostic trouble code indicating: Clutch B Motor Phase U-V-W Circuit Low. This code relates to the powertrain system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P28D2

⚠️ Check Engine Light (MIL) illuminated
⚠️ Clutch B Motor Phase U-V-W reading at zero or minimum value
⚠️ Related system not functioning or in fail-safe mode
⚠️ Reduced engine performance

Common Causes

🔍 Open or broken wire in Clutch B Motor Phase U-V-W circuit
🔍 Poor ground connection at Clutch B Motor Phase U-V-W
🔍 Faulty Clutch B Motor Phase U-V-W with no output signal
🔍 Disconnected or loose Clutch B Motor Phase U-V-W connector
🔍 Blown fuse in related circuit

Frequently Asked Questions

What does P28D2 mean?

P28D2 indicates: Clutch B Motor Phase U-V-W Circuit Low. The vehicle's computer has detected that the Clutch B Motor Phase U-V-W is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P28D2?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P28D2 for extended periods may cause additional problems.

How much does it cost to fix P28D2?

Repair costs for P28D2 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 Clutch B Motor Phase U-V-W circuit
🔧 Clean and secure Clutch B Motor Phase U-V-W connector and ground points
🔧 Replace failed Clutch B Motor Phase U-V-W

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.

P28D2: Clutch B Motor Phase U-V-W Circuit Low