P119C – BMW DTC

BMW DTC P119C – Manifold Absolute Presssure Sensor Circuit Range/Performance (Bank 1)

DTC P119C meaning on BMW

The DTC P119C error code on a BMW indicates an issue with the Manifold Absolute Pressure (MAP) sensor circuit on Bank 1. This code is triggered when the engine control module (ECM) detects that the signal from the MAP sensor is outside the expected range or performance parameters.

BMW DTC P119C symptoms

Symptoms of a DTC P119C on a BMW may include:

• Check Engine Light (CEL) illuminated on the dashboard
• Reduced engine performance or power
• Poor fuel efficiency
• Rough idling or stalling

BMW DTC P119C causes

Common causes of a DTC P119C on a BMW include:

• Faulty MAP sensor
• Wiring or connector issues in the MAP sensor circuit
• Vacuum leaks in the intake system
• ECM software or hardware problems

BMW DTC P119C seriousness

The seriousness of a DTC P119C on a BMW depends on the underlying cause. Ignoring this code can lead to poor engine performance, reduced fuel efficiency, and potential drivability issues. It is recommended to address this code promptly to prevent further damage to the vehicle.

How to diagnose DTC P119C on BMW

To diagnose a DTC P119C on a BMW, you can follow these steps:

1. Use a diagnostic scanner to retrieve the fault code and freeze frame data
2. Inspect the MAP sensor and its wiring for any visible damage or corrosion
3. Check for vacuum leaks in the intake system
4. Perform a voltage test on the MAP sensor circuit to ensure proper signal output

How to fix DTC P119C on BMW

To fix a DTC P119C on a BMW, you can try the following:

1. Replace the faulty MAP sensor
2. Repair any damaged wiring or connectors in the MAP sensor circuit
3. Address any vacuum leaks in the intake system
4. If necessary, update the ECM software or replace the ECM

How to erase DTC P119C on BMW

To erase a DTC P119C on a BMW, you can use a diagnostic scanner to clear the fault code from the ECM’s memory. After fixing the underlying issue that triggered the code, you can reset the Check Engine Light and ensure that the code does not reappear during subsequent driving cycles.

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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