OBD Guide

U216A

Lost Communication With Front Object Detection Control Module

U216A is an OBD-II diagnostic trouble code meaning: Lost Communication With Front Object Detection Control Module. Common causes: broken or damaged wiring to the object detection module, front object detection module malfunction. Estimated repair cost: $167–556.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$167–556 (est.)

Symptoms

  • Driver assistance systems do not work (adaptive cruise control, collision warning)
  • The malfunction indicator lamp on the instrument panel lights up
  • An error message appears in the vehicle information system
  • Reduced functionality of active safety systems

Causes

  • Broken or damaged wiring to the object detection module
  • Front object detection module malfunction
  • Problems with module power supply (blown fuse, poor contact)
  • Software error in module or ECU
  • Corroded connectors or damaged wiring harness

How to Fix

  1. Check fuses associated with the system
  2. Inspect the connectors and wiring of the object detection module
  3. Check the power supply and ground of the module
  4. Scan the system for additional errors
  5. Replace the front object detection module if necessary
  6. Repair only from an authorized dealer

Related codes

FAQ

What does the U216A code mean?

U216A is an OBD-II diagnostic trouble code that indicates: Lost Communication With Front Object Detection Control Module

What causes a U216A error code?

The most common causes of U216A include: Broken or damaged wiring to the object detection module; Front object detection module malfunction; Problems with module power supply (blown fuse, poor contact); Software error in module or ECU.

How do I fix a U216A diagnostic trouble code?

To fix U216A: Check fuses associated with the system. Inspect the connectors and wiring of the object detection module. Check the power supply and ground of the module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U216A?

Do not drive — repair immediately

How much does it cost to fix U216A?

The estimated repair cost for U216A is $167–556. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat