BMW DTC U350B – Control Module Input Power ‘C’ Circuit Intermittent/Erratic
DTC U350B meaning on BMW
DTC U350B on a BMW refers to a Control Module Input Power ‘C’ Circuit Intermittent/Erratic fault. This diagnostic trouble code indicates that there is an intermittent or erratic issue with the power input to a specific control module in the vehicle.
BMW DTC U350B symptoms
Symptoms of DTC U350B on a BMW may include intermittent electrical malfunctions, sporadic warning lights on the dashboard, erratic behavior of electronic components, and potential issues with starting the vehicle.
BMW DTC U350B causes
The causes of DTC U350B on a BMW can vary and may include loose or corroded electrical connections, damaged wiring harness, faulty control module, or issues with the power supply to the affected module.
BMW DTC U350B seriousness
While DTC U350B may not always result in immediate drivability issues, it is important to address this fault as it can lead to unpredictable behavior of electronic systems in the vehicle, potentially compromising safety and performance.
How to diagnose DTC U350B on BMW
To diagnose DTC U350B on a BMW, a mechanic would typically use a diagnostic scanner to retrieve the fault code and perform a thorough inspection of the control module, wiring, and power supply components. They may also conduct tests to identify the intermittent nature of the issue.
How to fix DTC U350B on BMW
Fixing DTC U350B on a BMW involves addressing the root cause of the intermittent power input issue. This may include repairing or replacing damaged wiring, securing electrical connections, testing and potentially replacing the control module, and ensuring a stable power supply to the affected component.
How to erase DTC U350B on BMW
Once the underlying issue causing DTC U350B on a BMW has been resolved, the fault code can be cleared using a diagnostic scanner. By erasing the code, the vehicle’s onboard computer will no longer register the fault, provided the issue has been successfully fixed.
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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