BMW DTC P1724 – Internal Transmission Control Module TPU AliveCounter Error
DTC P1724 meaning on BMW
The DTC P1724 on a BMW indicates an Internal Transmission Control Module (TCM) TPU AliveCounter Error. This error code is related to a communication issue within the transmission control module, specifically with the TPU (Transmission Processing Unit) AliveCounter.
BMW DTC P1724 symptoms
Symptoms of the DTC P1724 on a BMW may include erratic shifting behavior, transmission slipping, harsh shifting, or the transmission going into limp mode. The vehicle may also display a warning light on the dashboard indicating a transmission fault.
BMW DTC P1724 causes
The DTC P1724 on a BMW can be caused by a faulty transmission control module, wiring issues, a defective TPU, or a software glitch within the TCM. It may also be triggered by low voltage or power supply problems to the transmission control module.
BMW DTC P1724 seriousness
The DTC P1724 should be addressed promptly as it can lead to drivability issues and potential damage to the transmission if left unresolved. Ignoring this error code may result in further transmission problems and could compromise the safety and performance of the vehicle.
How to diagnose DTC P1724 on BMW
To diagnose the DTC P1724 on a BMW, a diagnostic scan tool capable of reading transmission fault codes is required. The technician will need to retrieve the specific error code and perform further testing to pinpoint the exact cause of the TPU AliveCounter Error. This may involve checking the wiring connections, inspecting the TCM, and conducting voltage tests.
How to fix DTC P1724 on BMW
Fixing the DTC P1724 on a BMW typically involves addressing the root cause of the TPU AliveCounter Error. This may include repairing or replacing faulty wiring, replacing the transmission control module, or updating the TCM software. It is recommended to consult with a qualified mechanic or dealership to accurately diagnose and resolve the issue.
How to erase DTC P1724 on BMW
Once the underlying issue causing the DTC P1724 has been fixed, the error code can be cleared using a diagnostic scan tool. The technician can access the TCM module and clear the fault code from the system. It is important to ensure that the repair has been successful before clearing the code to prevent it from reoccurring.
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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