P1387 – Audi DTC

Audi DTC P1387 – Internal Control Module altitude sensor error

DTC P1387 meaning on Audi

DTC P1387 on an Audi indicates an Internal Control Module Altitude Sensor error. This fault code is specific to the altitude sensor within the vehicle’s control module.

Audi DTC P1387 symptoms

Symptoms of DTC P1387 in an Audi may include:

• Check Engine Light illuminated
• Reduced engine performance
• Engine stalling or rough idling

Audi DTC P1387 causes

Common causes of DTC P1387 in an Audi include:

• Defective altitude sensor
• Wiring or connection issues related to the altitude sensor
• Faulty control module

Audi DTC P1387 seriousness

The seriousness of DTC P1387 on an Audi can vary. While it may not always lead to immediate drivability issues, ignoring this fault code can potentially cause further damage to the vehicle over time.

How to diagnose DTC P1387 on Audi

To diagnose DTC P1387 on an Audi, follow these steps:

1. Use an OBD-II scanner to retrieve the fault code
2. Inspect the altitude sensor and its wiring for any visible damage
3. Check the connections to the control module
4. Perform a thorough inspection of the control module itself

How to fix DTC P1387 on Audi

To fix DTC P1387 on an Audi, consider the following:

1. Replace the faulty altitude sensor if necessary
2. Repair any damaged wiring or connections related to the altitude sensor
3. If the control module is faulty, it may need to be replaced or reprogrammed

How to erase DTC P1387 on Audi

To erase DTC P1387 on an Audi:

1. Use an OBD-II scanner to clear the fault code
2. After fixing the underlying issue, clear the code again to ensure it does not reappear