BMW DTC P1DCA – Drive Motor ‘A’ Control Module Transmission Range Select Motor Driver Circuit ‘A’ Voltage Out of Range High
DTC P1DCA meaning on BMW
The DTC P1DCA error code on a BMW indicates an issue with the Drive Motor ‘A’ Control Module Transmission Range Select Motor Driver Circuit ‘A’ Voltage being out of range high. This fault is related to the control module that manages the transmission range select motor driver circuit, specifically indicating that the voltage is exceeding the acceptable high range.
BMW DTC P1DCA symptoms
Symptoms of the BMW DTC P1DCA error code may include abnormal shifting behavior, transmission slipping, hesitation during acceleration, and in some cases, the vehicle may go into a limp mode where it operates at reduced power.
BMW DTC P1DCA causes
The causes of the BMW DTC P1DCA error code can vary, but common reasons include a faulty transmission range select motor driver circuit, damaged wiring or connectors, issues with the control module, or a malfunction in the drive motor ‘A’ system.
BMW DTC P1DCA seriousness
The DTC P1DCA error code should be addressed promptly as it can lead to drivability issues and potential damage to the transmission system if left unresolved. Ignoring this fault may result in further complications and increased repair costs.
How to diagnose DTC P1DCA on BMW
To diagnose the DTC P1DCA error code on a BMW, a comprehensive scan tool capable of reading manufacturer-specific codes is required. The technician will need to inspect the transmission range select motor driver circuit, check for any visible damage to wiring or connectors, and perform voltage tests to identify the source of the high voltage issue.
How to fix DTC P1DCA on BMW
Fixing the DTC P1DCA error code on a BMW typically involves repairing or replacing the faulty components identified during the diagnostic process. This may include replacing the transmission range select motor driver circuit, repairing damaged wiring or connectors, or addressing any issues with the control module or drive motor ‘A’ system.
How to erase DTC P1DCA on BMW
Once the underlying issue causing the DTC P1DCA error code on a BMW has been resolved, the code can be cleared using a diagnostic scan tool. By accessing the vehicle’s onboard computer system, the technician can erase the fault code, resetting the system and turning off the check engine light.
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
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.