BMW DTC P073D – Unable to Engage Neutral
DTC P073D meaning on BMW
DTC P073D on a BMW indicates that the transmission control module has detected an issue with the ability to engage neutral gear. This fault code specifically points to a problem with the neutral position switch or the transmission control module itself.
BMW DTC P073D symptoms
Symptoms of DTC P073D on a BMW may include difficulty shifting into or out of neutral gear, the transmission not staying in neutral when selected, or the vehicle not starting due to the transmission not being in the correct neutral position.
BMW DTC P073D causes
The causes of DTC P073D on a BMW can vary, but common reasons include a faulty neutral position switch, a malfunctioning transmission control module, wiring issues, or mechanical problems within the transmission itself.
BMW DTC P073D seriousness
DTC P073D is a serious fault code on a BMW as it can affect the proper operation of the transmission system. Ignoring this issue can lead to further damage to the transmission components and potentially result in drivability issues or safety concerns.
How to diagnose DTC P073D on BMW
To diagnose DTC P073D on a BMW, a mechanic would typically use a diagnostic scanner to retrieve the fault code and perform a thorough inspection of the neutral position switch, transmission control module, and related wiring. Testing the components for proper functionality and checking for any visible signs of damage or wear can help pinpoint the root cause of the issue.
How to fix DTC P073D on BMW
Fixing DTC P073D on a BMW may involve replacing the faulty neutral position switch, repairing or replacing the transmission control module, addressing any wiring issues, or performing necessary repairs to the transmission components. It is recommended to follow the manufacturer’s repair procedures and use quality replacement parts to ensure a proper fix.
How to erase DTC P073D on BMW
To erase DTC P073D on a BMW, a mechanic can use a diagnostic scanner to clear the fault code from the transmission control module’s memory. After the repair has been completed and the issue resolved, clearing the fault code will reset the system and allow for proper operation without the presence of the DTC.
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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