How much does it cost to fix U0155?

Typical repair cost is $100–$600.

U0155 — Lost Communication with Instrument Panel Cluster

Medium Severity · Network

OBD-II code U0155 means your vehicle's ECU detected: Lost Communication with Instrument Panel Cluster. Below: causes, step-by-step fixes, and repair cost — free, no signup needed.

Drivable short-term but schedule a diagnosis soon. Prolonged driving can worsen the issue.

Typical Repair Cost

$100–$600

Parts + labor, national average

Severity

Medium

Schedule repair soon

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Common Causes of U0155

Failed IPC
CAN bus wiring
Blown fuse

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How to Fix Code U0155

Check IPC fuse

Inspect CAN bus wiring

Test/replace IPC

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FAQ — Code U0155

What does OBD-II code U0155 mean?

U0155 means your vehicle's onboard computer detected: Lost Communication with Instrument Panel Cluster. This is a medium-severity code in the Network category.

How much does it cost to fix code U0155?

Typical repair cost for U0155 is $100–$600 including parts and labor. Costs vary by vehicle make, model, and location. A free scan at AutoZone or O'Reilly is a good first step.

Can I drive my car with code U0155?

Code U0155 is generally safe for short trips, but have it diagnosed soon to prevent the problem from worsening.

What are the most common causes of U0155?

The most common causes are: Failed IPC, CAN bus wiring, Blown fuse. Always start with the cheapest diagnosis step before replacing parts.

Will code U0155 clear itself?

Code U0155 will clear itself after the underlying issue is fixed and the ECU completes several successful drive cycles. Clearing it without fixing the root cause only masks the problem temporarily.

Is U0155 showing on your car?

Enter your VIN for a free vehicle-specific report — recalls, specs, and market value. No signup required.

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OBD-II code data is based on SAE J2012 standards and general repair industry data. Repair costs are national averages and vary by vehicle, location, and shop. Always consult a qualified mechanic for a diagnosis specific to your vehicle.