BMW DTC P08C4 – Pressure Control Solenoid ‘M’ Performance/Stuck Off
DTC P08C4 meaning on BMW
The DTC P08C4 for BMW refers to a fault with the Pressure Control Solenoid ‘M’, indicating a performance issue or that the solenoid is stuck in the off position. This solenoid is responsible for controlling hydraulic pressure within the transmission system.
BMW DTC P08C4 symptoms
Symptoms of the DTC P08C4 on a BMW may include harsh shifting, delayed gear engagement, transmission slipping, or the transmission going into limp mode. The Check Engine Light may also be illuminated on the dashboard.
BMW DTC P08C4 causes
The DTC P08C4 in a BMW can be triggered by various factors, including a faulty pressure control solenoid ‘M’, wiring issues, low transmission fluid levels, or internal transmission problems.
BMW DTC P08C4 seriousness
Ignoring the DTC P08C4 in a BMW can lead to further transmission damage and potential drivability issues. It is recommended to address this fault promptly to prevent more severe problems.
How to diagnose DTC P08C4 on BMW
To diagnose the DTC P08C4 on a BMW, a mechanic would typically perform a scan using a diagnostic tool to retrieve the fault code. They would then inspect the pressure control solenoid ‘M’, check for any wiring issues, and ensure proper transmission fluid levels.
How to fix DTC P08C4 on BMW
Fixing the DTC P08C4 on a BMW may involve replacing the pressure control solenoid ‘M’ if it is found to be faulty. Additionally, any damaged wiring should be repaired, and the transmission fluid level should be topped up if low. It is recommended to follow the manufacturer’s repair procedures.
How to erase DTC P08C4 on BMW
Once the underlying issue causing the DTC P08C4 on a BMW has been resolved, the fault code can be cleared using a diagnostic tool. This will reset the Check Engine Light and erase the DTC from the vehicle’s memory.
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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