AutoCodesBMW – P1419 BMW

P1419 BMW Code - Secondary Air System Air Mass Flow Sensor Disconnected or Stuck Signal

Quick Answer

P1419 BMW indicates Secondary Air System Air Mass Flow Sensor Disconnected or Stuck Signal. Common causes include Faulty Air Mass Flow Sensor, Air Mass Flow Sensor harness is open or shorted, Air Mass Flow Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P1419 BMW indicates Secondary Air System Air Mass Flow Sensor Disconnected or Stuck Signal.
Common causes
Common causes include Faulty Air Mass Flow Sensor, Air Mass Flow Sensor harness is open or shorted, Air Mass Flow Sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 26,000
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 22, 2019
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Code P1419 BMW Description

OBDII Code P1419 BMW - Secondary Air System Air Mass Flow Sensor Disconnected or Stuck Signal - AutoCodes.com
P1419 BMW Code - Secondary Air System Air Mass Flow Sensor Disconnected or Stuck Signal

What are the Possible Causes of the DTC P1419 BMW?

  • Faulty Air Mass Flow Sensor
  • Air Mass Flow Sensor harness is open or shorted
  • Air Mass Flow Sensor circuit poor electrical connection

How to Fix the DTC P1419 BMW?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1419 BMW code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

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