BMW DTC P2718 – Pressure Control Solenoid ‘D’ Control Circuit/Open
DTC P2718 meaning on BMW
DTC P2718 indicates a fault with the Pressure Control Solenoid ‘D’ control circuit in a BMW vehicle. This fault occurs when the Engine Control Module (ECM) detects an open circuit or a lack of communication from the pressure control solenoid ‘D’. The pressure control solenoid ‘D’ is responsible for regulating hydraulic pressure within the transmission, which is crucial for proper shifting and overall transmission performance.
BMW DTC P2718 symptoms
Symptoms of DTC P2718 in a BMW may include harsh or delayed shifting, erratic transmission behavior, transmission slipping, and in some cases, the transmission may go into a limp mode. The Check Engine Light (CEL) may also be illuminated on the dashboard.
BMW DTC P2718 causes
The common causes of DTC P2718 in a BMW include a faulty pressure control solenoid ‘D’, damaged wiring or connectors in the control circuit, low transmission fluid level or contaminated fluid, or a malfunctioning ECM.
BMW DTC P2718 seriousness
DTC P2718 should be addressed promptly as it can lead to further transmission damage if left unresolved. Ignoring this fault may result in more severe transmission issues and potentially costly repairs.
How to diagnose DTC P2718 on BMW
To diagnose DTC P2718 on a BMW, a mechanic would typically start by using a scan tool to retrieve the fault codes stored in the ECM. They would then inspect the wiring and connectors related to the pressure control solenoid ‘D’ for any visible damage or corrosion. Testing the solenoid itself for proper operation and checking the transmission fluid level and condition are also essential steps in the diagnostic process.
How to fix DTC P2718 on BMW
Fixing DTC P2718 on a BMW may involve replacing the pressure control solenoid ‘D’ if it is found to be faulty. Repairing or replacing any damaged wiring or connectors in the control circuit is also necessary. Ensuring the transmission fluid is at the correct level and in good condition is crucial for proper transmission operation.
How to erase DTC P2718 on BMW
After the necessary repairs have been made to address DTC P2718 on a BMW, the fault codes can be cleared using a scan tool. This will reset the Check Engine Light and allow the vehicle’s ECM to monitor the system for any new faults. It is important to verify that the issue has been resolved by performing a test drive to ensure proper transmission operation.
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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