BMW DTC P281C – Pressure Control Solenoid ‘H’ Control Circuit Range/Performance
DTC P281C meaning on BMW
The DTC P281C code on a BMW indicates an issue with the Pressure Control Solenoid ‘H’ control circuit. This means that the powertrain control module (PCM) has detected a range/performance problem with the solenoid responsible for controlling hydraulic pressure within the transmission.
BMW DTC P281C symptoms
Symptoms of the DTC P281C code on a BMW may include harsh shifting, delayed shifting, transmission slipping, decreased fuel efficiency, and in some cases, the transmission may go into a failsafe mode to prevent further damage.
BMW DTC P281C causes
The potential causes of the DTC P281C code on a BMW can include a faulty pressure control solenoid ‘H’, damaged wiring or connectors in the control circuit, low transmission fluid level, dirty or contaminated transmission fluid, or a malfunctioning PCM.
BMW DTC P281C seriousness
Ignoring the DTC P281C code on a BMW can lead to further transmission damage and potentially result in costly repairs. It is important to address this issue promptly to prevent any long-term damage to the transmission system.
How to diagnose DTC P281C on BMW
To diagnose the DTC P281C code on a BMW, a mechanic would typically start by using a scan tool to retrieve the specific fault code and then perform a visual inspection of the transmission wiring and connectors. They may also conduct tests on the pressure control solenoid ‘H’ and check the transmission fluid level and condition.
How to fix DTC P281C on BMW
Fixing the DTC P281C code on a BMW may involve replacing the pressure control solenoid ‘H’, repairing or replacing damaged wiring or connectors, performing a transmission fluid flush and filter replacement, or reprogramming the PCM. It is recommended to follow the manufacturer’s diagnostic and repair procedures for this specific fault code.
How to erase DTC P281C on BMW
To erase the DTC P281C code on a BMW, a mechanic can use a scan tool to clear the code after the underlying issue has been addressed and fixed. Once the repair has been completed, the PCM can be reset to remove the fault code and turn 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.