BMW DTC P0963 – Pressure Control Solenoid ‘A’ Control Circuit High
DTC P0963 meaning on BMW
The Diagnostic Trouble Code (DTC) P0963 for BMW refers to an issue with the Pressure Control Solenoid ‘A’ Control Circuit being detected as high. This code indicates that the powertrain control module (PCM) has detected an electrical fault in the circuit that controls the pressure solenoid ‘A’ in the transmission.
BMW DTC P0963 symptoms
Symptoms of DTC P0963 on a BMW may include harsh shifting, delayed shifting, transmission slipping, decreased fuel efficiency, and in some cases, the transmission may go into a fail-safe or limp mode to prevent further damage.
BMW DTC P0963 causes
The common causes of DTC P0963 on a BMW include a faulty pressure control solenoid ‘A’, damaged wiring or connectors in the control circuit, low transmission fluid level, dirty or contaminated transmission fluid, or a malfunctioning PCM.
BMW DTC P0963 seriousness
Ignoring DTC P0963 on a BMW can lead to further damage to the transmission and potentially result in costly repairs. It is important to address this issue promptly to prevent any long-term damage to the vehicle.
How to diagnose DTC P0963 on BMW
To diagnose DTC P0963 on a BMW, a mechanic would typically start by using a scan tool to retrieve the fault codes stored in the PCM. They would then inspect the wiring and connectors related to the pressure control solenoid ‘A’, check the transmission fluid level and condition, and perform a thorough visual inspection of the transmission components.
How to fix DTC P0963 on BMW
Fixing DTC P0963 on a BMW may involve replacing the pressure control solenoid ‘A’, repairing or replacing damaged wiring or connectors, ensuring the transmission fluid is at the correct level and in good condition, and resetting the PCM to clear the fault code.
How to erase DTC P0963 on BMW
To erase DTC P0963 on a BMW, a mechanic would typically use a scan tool to clear the fault code from the PCM’s memory. Once the issue has been addressed and fixed, clearing the code will reset the system 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
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