BMW DTC P0968 – Pressure Control Solenoid ‘C’ Control Circuit/Open
DTC P0968 meaning on BMW
The Diagnostic Trouble Code (DTC) P0968 for BMW refers to an issue with the Pressure Control Solenoid ‘C’ Control Circuit being open. This means that the powertrain control module (PCM) has detected an open circuit in the control circuit of the pressure control solenoid ‘C’, which is responsible for regulating hydraulic pressure within the transmission.
BMW DTC P0968 symptoms
Symptoms of DTC P0968 on a BMW may include harsh shifting, delayed or erratic shifting, transmission slipping, decreased fuel efficiency, and in some cases, the transmission may go into a limp mode to prevent further damage.
BMW DTC P0968 causes
The common causes of DTC P0968 on a BMW include a faulty pressure control solenoid ‘C’, damaged wiring or connectors in the control circuit, low transmission fluid level, contaminated transmission fluid, or a malfunctioning PCM.
BMW DTC P0968 seriousness
Ignoring DTC P0968 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 P0968 on BMW
To diagnose DTC P0968 on a BMW, a mechanic would typically start by using a scan tool to retrieve the fault codes from the PCM. They would then inspect the wiring and connectors related to the pressure control solenoid ‘C’ 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 diagnosing this issue.
How to fix DTC P0968 on BMW
Fixing DTC P0968 on a BMW may involve replacing the pressure control solenoid ‘C’ if it is found to be faulty. Repairing or replacing any damaged wiring or connectors in the control circuit, ensuring the transmission fluid is at the correct level and free of contaminants, and resetting the PCM to clear the fault code are also common steps in resolving this issue.
How to erase DTC P0968 on BMW
To erase DTC P0968 on a BMW, a mechanic can use a scan tool to clear the fault code from the PCM’s memory. After the repair has been completed and the issue causing the fault code has been resolved, 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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