U0153 moderate

Lost Communication With Side Obstacle Detection Control Module -- Right

The U0153 code means the vehicle's onboard diagnostic system has detected: Lost Communication With Side Obstacle Detection Control Module -- Right. This is a moderate severity code.

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Keep driving?
Yes, but fix soon
DIY difficulty
moderate
Estimated cost
$150 - $800 (parts and labor)
Diagnose CAN Bus Issues
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Network codes mean modules are not communicating. You need a scanner that reads all systems to find the problem.

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Common Symptoms

  • Right blind spot monitoring not working
  • Blind spot warning light on in mirror or dash
  • Right side collision avoidance disabled
  • Lane change assist not functioning on right side
  • Service blind spot monitoring message

Probable Causes (Ranked by Likelihood)

  • Failed right side radar or ultrasonic sensor Very High
  • Damaged wiring to right side detection module High
  • Right rear bumper damage affecting sensor Moderate
  • Sensor blocked by dirt, ice, or aftermarket parts Moderate
  • Sensor misalignment after body repair Low

Step-by-Step Diagnostic Procedure

  1. Scan for DTCs in blind spot monitoring and parking assist modules

  2. Inspect right rear bumper area for damage or debris blocking the sensor

  3. Check wiring and connector at the right side detection module

  4. Verify sensor alignment -- especially if the bumper has been repaired or replaced

  5. Clean the sensor area thoroughly and retest

Frequently Asked Questions

Can I drive with code U0153?

Yes, but use extra caution when changing lanes to the right. Always check mirrors and turn your head to verify the right lane is clear.

What causes U0153?

A damaged right rear bumper area or failed sensor is the most common cause. Minor rear-end impacts can damage or misalign the blind spot radar sensor.

Does the sensor need calibration after replacement?

Yes. Most blind spot radar sensors require calibration after replacement using a factory scan tool and specific target positioning. This is typically done at a dealership or qualified shop.

Sources

This page is built from documented references. Verify against your own service info before repair work.

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