BMW DTC P27C6 – Pressure Control Solenoid ‘P’ Control Circuit Range/Performance
DTC P27C6 meaning on BMW
The DTC P27C6 code on a BMW indicates an issue with the Pressure Control Solenoid ‘P’ Control Circuit Range/Performance. This means that the vehicle’s engine control module (ECM) has detected a problem with the electrical circuit that controls the pressure solenoid in the transmission.
BMW DTC P27C6 symptoms
Symptoms of the BMW DTC P27C6 code may include harsh shifting, delayed shifting, transmission slipping, decreased fuel efficiency, and in some cases, the transmission may go into limp mode.
BMW DTC P27C6 causes
The common causes of the BMW DTC P27C6 code include a faulty pressure control solenoid, damaged wiring or connectors in the solenoid circuit, low transmission fluid level, or a malfunctioning transmission control module (TCM).
BMW DTC P27C6 seriousness
Ignoring the DTC P27C6 code 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.
How to diagnose DTC P27C6 on BMW
To diagnose the DTC P27C6 on a BMW, a mechanic would typically start by using a diagnostic scanner to retrieve the fault codes stored in the vehicle’s ECM. They would then inspect the pressure control solenoid, check the wiring and connectors for any damage, and ensure that the transmission fluid level is adequate.
How to fix DTC P27C6 on BMW
Fixing the DTC P27C6 on a BMW may involve replacing the pressure control solenoid, repairing any damaged wiring or connectors, topping up the transmission fluid, or reprogramming the TCM if necessary. It is recommended to have this repair done by a qualified mechanic to ensure proper diagnosis and resolution of the issue.
How to erase DTC P27C6 on BMW
Once the underlying issue causing the DTC P27C6 on a BMW has been fixed, the fault codes can be cleared using a diagnostic scanner. This will reset the ECM and turn off the check engine light. It is important to verify that the issue has been resolved before clearing the fault codes.
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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