OBD Guide
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U1194

Lost Communication With Passenger Side Blind Spot Sensor

U1194 is an OBD-II diagnostic trouble code meaning: Lost Communication With Passenger Side Blind Spot Sensor. Common causes: broken or damaged wires to the sensor, blind spot sensor malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Blind spot system does not work
  • Error message on the dashboard
  • Security system malfunction indicator
  • No warnings for vehicles in the blind spot

Causes

  • Broken or damaged wires to the sensor
  • Blind spot sensor malfunction
  • Problems with the control unit
  • Contact corrosion

How to Fix

  1. Check the integrity of the wiring harness to the sensor
  2. Check the connections and contacts of the sensor
  3. Test the blind spot sensor
  4. Replace sensor if necessary
  5. Repair only from an authorized dealer

Related codes

U1193U1195U1196

FAQ

What does the U1194 code mean?

U1194 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Passenger Side Blind Spot Sensor

What causes a U1194 error code?

The most common causes of U1194 include: Broken or damaged wires to the sensor; Blind spot sensor malfunction; Problems with the control unit; Contact corrosion.

How do I fix a U1194 diagnostic trouble code?

To fix U1194: Check the integrity of the wiring harness to the sensor. Check the connections and contacts of the sensor. Test the blind spot sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U1194?

Limited driving only, diagnose soon

How much does it cost to fix U1194?

The estimated repair cost for U1194 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat