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P0319 – BMW DTC

BMW DTC P0319 – Rough Road Sensor ‘B’ Signal Circuit

DTC P0319 meaning on BMW

DTC P0319 on a BMW refers to the Rough Road Sensor ‘B’ Signal Circuit. This diagnostic trouble code indicates that there is a malfunction in the signal circuit of the Rough Road Sensor ‘B’, which is responsible for detecting rough road conditions.

BMW DTC P0319 symptoms

Symptoms of BMW DTC P0319 may include:

  • Engine misfires
  • Rough idling
  • Poor acceleration
  • Decreased fuel efficiency
  • Illuminated check engine light

BMW DTC P0319 causes

Common causes of BMW DTC P0319 include:

  • Faulty Rough Road Sensor ‘B’
  • Wiring issues in the signal circuit
  • Corrosion or poor connections in the sensor circuit
  • Software glitches

BMW DTC P0319 seriousness

While BMW DTC P0319 may not cause immediate drivability issues, it can lead to poor engine performance and potentially affect the vehicle’s overall efficiency. Ignoring this DTC can result in further damage to the engine components over time.

How to diagnose DTC P0319 on BMW

To diagnose DTC P0319 on a BMW, follow these steps:

  1. Use a diagnostic scanner to retrieve the fault codes.
  2. Inspect the wiring and connections related to the Rough Road Sensor ‘B’.
  3. Check the sensor for any physical damage or signs of wear.
  4. Perform a visual inspection of the sensor circuit for corrosion or loose connections.
  5. Test the sensor’s functionality using a multimeter or oscilloscope.

How to fix DTC P0319 on BMW

To fix DTC P0319 on a BMW, consider the following:

  1. Replace the faulty Rough Road Sensor ‘B’ if necessary.
  2. Repair any damaged wiring or connections in the signal circuit.
  3. Clean any corrosion from the sensor circuit and ensure proper connections.
  4. Update the vehicle’s software if software glitches are suspected.

How to erase DTC P0319 on BMW

To erase DTC P0319 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s ECU. After fixing the underlying issue causing the DTC, clearing the codes will reset the check engine light and monitor the system for any new faults.

Recommended tools & DTC Scanners for BMW

Best Diagnostic App for modern BMWs: BimmerLink

Recommended Bluetooth adapter for Bimmerlink: OBDLink CX

Cable adapter for Bimmerlink: Enet Cable USB Type C

For older BMWs we recommend: Autel AutoLink AL319 (2024 version)

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

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