OBD Guide
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B2419

Power Liftgate/Trunk Sensor 1 Invalid

B2419 is an OBD-II diagnostic trouble code meaning: Power Liftgate/Trunk Sensor 1 Invalid. Common causes: position/force sensor malfunction, open or shorted wiring harness. Estimated repair cost: $56–167.

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

Symptoms

  • The trunk door closer is not working correctly
  • The trunk door does not open/close automatically
  • The closer fault indicator is flashing

Causes

  • Position/force sensor malfunction
  • Open or shorted wiring harness
  • Problems with the door closer control unit
  • Contact contamination or oxidation

How to Fix

  1. Check the integrity of the wiring harness to the sensor
  2. Clean sensor contacts and connectors
  3. Test the sensor with a multimeter
  4. If necessary, replace the sensor or wiring harness
  5. Reset the error and check the system operation

Related codes

B2420B2421B2418

FAQ

What does the B2419 code mean?

B2419 is an OBD-II diagnostic trouble code that indicates: Power Liftgate/Trunk Sensor 1 Invalid

What causes a B2419 error code?

The most common causes of B2419 include: Position/force sensor malfunction; Open or shorted wiring harness; Problems with the door closer control unit; Contact contamination or oxidation.

How do I fix a B2419 diagnostic trouble code?

To fix B2419: Check the integrity of the wiring harness to the sensor. Clean sensor contacts and connectors. Test the sensor with a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2419?

Limited driving only, diagnose soon

How much does it cost to fix B2419?

The estimated repair cost for B2419 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat