0B5927321L 0B5 DL501 Gear Sensor Module Switch
0B5927321L is a gear sensor module switch designed for professional repair and replacement of the 0B5 DL501 7-speed S tronic transmission. This component forms part of the transmission electronic sensing system and provides important operating information required by the transmission control system.
Professional DL501 parts suppliers list 0B5 927 321 L as a transmission gearbox gear sensor module switch and place it within the 0B5927321 sensor family. Other related suffixes include 0B5927321E, 0B5927321F, 0B5927321H and 0B5927321J.
This product is suitable for S tronic specialists, transmission electronic repair workshops, automatic gearbox rebuilders, automotive parts wholesalers and professional transmission parts distributors.
0B5927321L Product Information
Basic product information:
Part Number: 0B5927321L
Alternative Format: 0B5 927 321 L
Transmission: 0B5 / DL501
Transmission Type: 7-Speed S tronic Dual-Clutch Transmission
Product Type: Gear Sensor Module Switch
Alternative Names: Gear Sensor / Gearbox Switch / Drive Position Sensor Assembly
Application: Transmission Electronic Sensor Repair
Condition: Original according to supplied product information
The complete part number is important when ordering this component because several revisions exist within the 0B5927321 family.
Customers should compare the full suffix letter instead of selecting a replacement only because the housing looks similar.
Sensors Inside the DL501 Gear Sensor Module
One important point about 0B5927321L is that it is more than a basic on/off gear switch.
Product documentation for this sensor assembly identifies several integrated sensing functions:
G612 — Transmission Input Speed Sensor 2
G632 — Transmission Input Speed Sensor 1
G676 — Drive Position Sensor
Printed Circuit Board 3
These components are listed as part of the 0B5 DL501 sensor module assembly.
This means the unit provides both rotational-speed information and transmission drive-position information to the electronic control system.
Accurate sensor data is essential because the transmission controller relies on this information when monitoring gearbox operation.
Function of the DL501 Gear Sensor Module
The 0B5927321L gear sensor module supplies important transmission operating information to the electronic control system.
The input speed sensors monitor rotation inside the transmission, while the drive-position sensor helps the control system determine the current operating position.
The transmission control module uses these signals together with information from other sensors, solenoids and hydraulic components.
This allows the transmission system to coordinate:
- Gear selection
- Clutch control
- Input speed monitoring
- Drive position recognition
- Transmission protection functions
- Electronic diagnosis
If the sensor module provides incorrect or missing information, the transmission electronic system may detect a fault.
Possible Symptoms of Sensor Module Problems
A damaged or unreliable gear sensor module may be associated with several transmission symptoms.
Possible symptoms can include:
- Incorrect gear-position information
- Transmission warning messages
- Abnormal shifting
- Gear selection problems
- Transmission speed sensor faults
- Intermittent gearbox operation
- Electronic fault codes
However, these symptoms should not automatically be diagnosed as a defective 0B5927321L module.
Similar problems may also be caused by:
- Internal wiring harness damage
- Connector faults
- TCU problems
- Solenoid issues
- Mechatronic faults
- Hydraulic problems
- Mechanical gearbox damage
Professional diagnostic testing is therefore recommended before replacing the sensor assembly.
0B5927321L and Related Part Numbers
The 0B5927321 product family contains several suffix versions.
Professional suppliers list references including:
- 0B5927321E
- 0B5927321F
- 0B5927321H
- 0B5927321J
- 0B5927321L
A specialist DL501 supplier specifically lists 0B5927321L among replacement OE references for the 0B5 gear sensor module switch.
Because multiple revisions exist, customers should not assume that every suffix can be substituted without checking.
For this product page, the supplied part number is specifically:
0B5927321L / 0B5 927 321 L
If the original component uses another suffix, please send the original label or product photo before ordering.
Gear Sensor Module and Wiring Harness
The gear sensor module works closely with the transmission internal wiring system.
Specialist suppliers of the 0B5 DL501 gear sensor module specifically note that in some repairs, the associated gear sensor wiring harness may also need replacement.
This is important during diagnosis because an electrical fault may originate from:
- The sensor module itself
- Internal wiring
- Electrical terminals
- Connector contacts
- Wiring insulation
- Transmission electronic control components
Replacing only the sensor may not solve the problem if the wiring harness is also damaged.
For this reason, professional technicians should inspect both the sensor module and its electrical connections.
Professional Installation Recommended
The 0B5927321L is an internal transmission electronic component and should be installed by technicians familiar with DL501 transmission repair.
During replacement, technicians should inspect:
- Original sensor assembly
- Internal wiring harness
- Connectors
- Electrical terminals
- Installation position
- Transmission oil contamination
- Surrounding mechatronic components
Care should be taken to avoid damaging the electronic board or sensor wiring during installation.
After replacement, professional diagnostic testing should be performed to confirm that the transmission receives correct speed and drive-position signals.
Depending on the vehicle and repair procedure, additional basic settings or adaptation may also be necessary.
For DL501 Transmission Repair Workshops
The 0B5927321L gear sensor module switch is suitable for professional customers including:
- S tronic transmission repair specialists
- Automatic gearbox rebuilders
- Transmission electronics specialists
- Mechatronic repair workshops
- Automotive spare parts wholesalers
- Transmission parts distributors
Professional DL501 repair businesses may require several related electronic and hydraulic components during the same transmission repair.
These can include sensor wiring harnesses, mechatronic units, valve body components, solenoid valves, seals and repair kits.
KS supplies multiple DL501 components for professional transmission repair and wholesale applications.
Check Compatibility Before Ordering 0B5927321L
Before ordering 0B5927321L, please verify the complete number shown on the original component.
We recommend checking:
- Complete part number
- Transmission code
- Original module appearance
- Connector configuration
- Wiring harness condition
- Sensor assembly version
- Required quantity
Do not select the module only according to the general 0B5 DL501 transmission name.
If the original component shows a different 0B5927321 suffix, send us the complete number and clear photos for product checking.
Correct part-number matching is especially important for electronic transmission components.
Related 0B5 DL501 Transmission Parts
Customers repairing this electronic system can also check our 0B5 DL501 Wiring Harness Kit, which provides internal wiring and conductor foil components for mechatronic electrical repair.
For complete hydraulic and electronic control repair, our 0B5 DL501 Mechatronic Unit is another related product.
For hydraulic sealing service, customers can also check the 0B5 DL501 Valve Body Gasket.
These products cover different areas of the same DL501 mechatronic and transmission control system.
Worldwide DL501 Electronic Parts Supply
KS supplies automatic transmission electronic, hydraulic and mechanical components to professional customers worldwide.
Our product range includes gear sensor modules, wiring harnesses, mechatronic units, solenoids, valve body components, seals, filters, repair kits and clutch parts.
If you are looking for 0B5927321L, an 0B5 DL501 gear sensor module or other S tronic transmission parts, send us your required part number, product photo and quantity.
We support transmission workshops, rebuilders, wholesalers and distributors with product identification, wholesale quotation and worldwide supply.
Contact KS for 0B5927321L product information and quotation.
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