BMW DTC P075B – Shift Solenoid ‘G’ Performance/Stuck Off
DTC P075B meaning on BMW
The DTC P075B code on a BMW indicates an issue with the Shift Solenoid ‘G’ performance or that it is stuck off. The transmission control module (TCM) has detected that the solenoid is not functioning as expected, which can affect the shifting performance of the transmission.
BMW DTC P075B symptoms
Symptoms of a DTC P075B on a BMW may include harsh or delayed shifting, transmission slipping, inability to shift gears, or the transmission getting stuck in a particular gear. The vehicle may also experience decreased fuel efficiency and overall performance.
BMW DTC P075B causes
The common causes of a DTC P075B on a BMW include a faulty Shift Solenoid ‘G’, low transmission fluid level, dirty or contaminated transmission fluid, electrical issues in the solenoid circuit, or a malfunctioning TCM.
BMW DTC P075B seriousness
Ignoring a DTC P075B on a BMW can lead to further damage to the transmission system, potentially resulting in costly repairs. Continued driving with this issue can cause more severe transmission problems and may leave the vehicle inoperable.
How to diagnose DTC P075B on BMW
To diagnose a DTC P075B on a BMW, a mechanic would typically start by using a diagnostic scanner to retrieve the fault codes from the TCM. They would then inspect the Shift Solenoid ‘G’ and its wiring for any visible damage or corrosion. Testing the solenoid’s resistance and checking the transmission fluid level and condition are also essential steps in the diagnostic process.
How to fix DTC P075B on BMW
Fixing a DTC P075B on a BMW may involve replacing the Shift Solenoid ‘G’ if it is found to be faulty. Additionally, addressing any issues with the transmission fluid, such as changing it if it is dirty or low, is crucial. Ensuring the electrical connections to the solenoid are secure and functioning correctly is also important.
How to erase DTC P075B on BMW
After fixing the underlying issue causing the DTC P075B on a BMW, the fault codes can be cleared using a diagnostic scanner. This will reset the TCM and turn off the check engine light. It is important to verify that the issue has been resolved before clearing the codes to prevent them from reappearing.
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.