U0235

Lost Communication with Cruise Control Front Distance Range Sensor

Moderate severity

Adaptive cruise control has lost the front radar / distance sensor. ACC is deactivated, fixed-speed cruise may stay available, and forward collision warning is disabled.

Common causes

Radar obstructed or misaligned
One of the most commonly reported causes for this code — check this first.
high
Typical part cost: $90-1650
Radar unpowered
A plausible cause — test and verify before replacing parts.
medium
Typical part cost: $90-1650
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First things to check

1Confirm the code with a scan tool and check for additional related codes.
2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.

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Related codes

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Frequently asked questions

What does U0235 mean?

U0235 means "Lost Communication with Cruise Control Front Distance Range Sensor". It is a generic OBD-II code that points to a fault in the network / communication.

What are the most common causes of U0235?

radar obstructed or misaligned; radar unpowered; gateway module routing can messages incorrectly — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.

Can I keep driving with this code?

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.

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