BMW DTC P0868 – Transmission Fluid Pressure Low
DTC P0868 meaning on BMW
DTC P0868 on a BMW indicates a fault with the transmission fluid pressure being too low. This diagnostic trouble code is specific to the transmission system and is usually triggered when the actual fluid pressure does not match the desired pressure set by the vehicle’s control module.
BMW DTC P0868 symptoms
Symptoms of DTC P0868 on a BMW may include harsh shifting, delayed engagement when shifting gears, transmission slipping, and in some cases, the transmission may go into a limp mode where it operates in a limited capacity to prevent further damage.
BMW DTC P0868 causes
The common causes of DTC P0868 on a BMW can include low transmission fluid levels, a faulty transmission pump, a clogged transmission filter, a malfunctioning transmission pressure control solenoid, or issues with the transmission control module.
BMW DTC P0868 seriousness
Ignoring DTC P0868 on a BMW can lead to further damage to the transmission system, potentially resulting in costly repairs. It is important to address this issue promptly to prevent any long-term damage to the transmission components.
How to diagnose DTC P0868 on BMW
To diagnose DTC P0868 on a BMW, a mechanic would typically start by checking the transmission fluid level and condition. They may also perform a pressure test on the transmission system to determine if the pressure is within the specified range. Additionally, a scan tool can be used to retrieve specific transmission fault codes for further diagnosis.
How to fix DTC P0868 on BMW
Fixing DTC P0868 on a BMW may involve topping up the transmission fluid to the correct level, replacing a faulty transmission pump, cleaning or replacing the transmission filter, repairing or replacing the transmission pressure control solenoid, or addressing any issues with the transmission control module. It is recommended to have these repairs carried out by a qualified mechanic with experience in BMW transmissions.
How to erase DTC P0868 on BMW
Once the underlying issue causing DTC P0868 on a BMW has been diagnosed and fixed, the diagnostic trouble code can be erased using a scan tool. By clearing the code, the vehicle’s onboard computer will reset and monitor the system for any recurring issues. It is important to ensure that the repair has been successful before clearing the code to prevent any further complications.
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.