BMW E38/E39/E53 Automatic Transmission Position Switch – Neutral Safety Gear Selector Sensor for 540i 740i 740iL X5 4.4i 4.6is ZF 5HP30 | Replaces Part No. 24107512755

Restore proper automatic transmission gear position detection with this replacement transmission position switch, designed for select BMW vehicles equipped with the ZF 5HP30 / A5S440Z five-speed automatic transmission. This aftermarket component replaces the corresponding BMW transmission selector switch identified by original part number 24107512755, helping the vehicle recognize the selected transmission range.

The automatic transmission position switch, also known as a transmission range sensor, gear selector switch, or neutral safety switch, plays an important role in the transmission's electrical control system. It communicates gear selector position information to the vehicle's control systems, allowing them to determine whether the transmission is in Park, Reverse, Neutral, Drive, or another supported selector position.

As the original switch ages, internal electrical contacts, sealing components, and mechanical operating parts can deteriorate. A malfunctioning transmission position switch may cause intermittent gear recognition, starting difficulties, incorrect gear position information, or transmission-related warning messages.

One important function of the neutral safety circuit is to help prevent the engine from starting when an unsafe transmission range is selected. A defective switch may interfere with the vehicle's ability to recognize Park or Neutral, sometimes causing an otherwise operational vehicle to fail to start until the selector position changes.

This replacement is intended for compatible BMW E38, E39, and E53 applications using the corresponding ZF automatic transmission and original position switch. It is particularly relevant to selected V8-powered BMW 540i, 740i, 740iL, and X5 models.

Unlike universal transmission sensors, this component must match the vehicle's specific automatic gearbox, selector mechanism, electrical connector, and production configuration. Proper fitment is determined by the installed transmission and original switch part number rather than vehicle series or engine size alone.

Whether addressing a diagnosed transmission range switch fault, restoring gear position recognition, or replacing a failed original neutral safety switch, this component provides an aftermarket replacement for the specified BMW transmission application.

Key Features

• ZF 5HP30 Transmission Compatibility: Intended for compatible BMW A5S440Z five-speed automatic transmissions.

• OEM Replacement Reference: Associated with BMW original part number 24107512755.

• Automatic Gear Position Detection: Helps communicate the selected transmission range to the vehicle's electrical control systems.

• Neutral Safety Function: Supports the vehicle's starting interlock system by identifying appropriate starting ranges.

• Transmission Selector Recognition: Helps the control system identify the transmission's selected gear range.

• BMW V8 Applications: Designed for selected E38 740i/740iL, E39 540i, and E53 X5 models.

• Replacement for Faulty Original Switches: Suitable for addressing confirmed transmission position switch failures.

• Original-Style Transmission Mounting: Intended to fit the corresponding factory switch location on the compatible transmission.

• Mechanical and Electrical Integration: Interfaces with the transmission selector mechanism and electrical control system.

• Factory-Style Replacement Function: Designed to restore the intended operation of the original transmission position switch when correctly matched and installed.

Benefits of Replacing a Faulty Transmission Position Switch

Restores Transmission Range Recognition

The transmission position switch helps the vehicle determine which gear range has been selected.

A malfunctioning switch may transmit an incorrect or inconsistent range signal, potentially affecting transmission operation and warning indicators.

Replacing a confirmed defective switch can restore normal position detection.

Supports Proper Starting Interlock Operation

The neutral safety function helps the vehicle determine when starting is permitted.

If the switch fails to recognize Park or Neutral correctly, the engine may fail to crank even when other starting system components are operational.

Helps Address Gear Selector-Related Faults

A defective transmission position switch may contribute to incorrect selector information, intermittent transmission warnings, or fail-safe operation.

Replacement can resolve problems caused by the switch itself, but it will not repair unrelated transmission, wiring, or control-module faults.

Maintains Original Transmission Controls

The replacement is intended for the original ZF automatic transmission configuration.

When correctly matched, it allows the existing transmission control system and selector mechanism to retain their intended functions.

Suitable for Transmission Restoration

This component may be replaced during transmission electrical diagnosis, gearbox refurbishment, or repair of a confirmed position switch malfunction.

FITMENT / VEHICLE COMPATIBILITY

BMW 5 Series – E39

BMW 540i Sedan

• 1997–2003

• 4.4L V8

• ZF 5HP30 / A5S440Z automatic transmission

• 1997 vehicles require production-date verification

BMW 540i Touring / Wagon

• 1997–2003, depending on market and production

• 4.4L V8

• Compatible ZF 5HP30 automatic transmission

Important: Other E39 models, including the 525i, 528i, and 530i, are not automatically compatible. These vehicles commonly use different automatic transmissions and selector switches.

BMW 7 Series – E38

BMW 740i Sedan

• 1997–2001

• 4.4L V8

• Compatible ZF 5HP30 / A5S440Z transmission

BMW 740iL Sedan

• 1997–2001

• 4.4L V8

• Compatible ZF 5HP30 / A5S440Z transmission

Production-Date Requirement: Cataloged fitment for the corresponding switch generally begins with vehicles produced in January 1997.

Earlier vehicles may use a different transmission switch configuration.

BMW X5 – E53

BMW X5 4.4i

• 2000–2003

• 4.4L M62-family V8

• Equipped with the compatible ZF automatic transmission

BMW X5 4.6is

• 2002–2003

• 4.6L M62-family V8

• Equipped with the compatible ZF automatic transmission

Important: Later E53 X5 models may use different transmissions and selector switches. Do not use the complete 2000–2006 X5 production range as guaranteed fitment.

BMW Alpina V8 Roadster – E52

• 2003 Alpina V8 Roadster

• 4.8L V8

• Corresponding ZF automatic transmission configuration

The Alpina V8 Roadster is a separate, limited-production application. It should not be confused with every BMW Z8 variant.

Excluded and Unverified Applications

The following vehicles should not be advertised as direct-fit applications for BMW part number 24107512755 without independent transmission-specific confirmation:

• BMW E46 3 Series: Different transmission configurations and corresponding selector switches.

• BMW E85 Z4: Not a verified application for this specific part number.

• BMW E39 525i / 528i / 530i: Not interchangeable solely because the vehicle shares the E39 chassis.

• BMW E38 728i / 730i / 735i / 750iL: Require separate transmission-specific part verification.

• BMW E53 X5 3.0i: Uses a different transmission application.

• BMW E53 X5 3.0d: Not a verified application for this switch.

• BMW E53 X5 4.8is: Not included in the verified fitment range.

• BMW E60 / E61: Different transmission generation and switch arrangements.

• BMW E65 / E66: Different transmission control configurations.

• Manual Transmission Models: Not compatible with vehicles using manual gearboxes.

Fitment Requirement: The vehicle must have the correct ZF 5HP30 / A5S440Z transmission and corresponding original position switch.

Engine Compatibility

This transmission position switch is associated with selected BMW V8-powered vehicles equipped with the applicable automatic gearbox.

BMW M62 4.4L V8

• BMW E39 540i

• BMW E39 540i Touring

• BMW E38 740i

• BMW E38 740iL

• BMW E53 X5 4.4i

Exact compatibility depends on production date and transmission identification.

BMW M62 4.6L V8

• BMW E53 X5 4.6is

Compatible with the corresponding ZF automatic transmission application.

Alpina 4.8L V8

• BMW Alpina V8 Roadster

Applies to the specifically cataloged Alpina automatic transmission configuration.

Incompatible Engine and Transmission Combinations

Do not assume compatibility with vehicles equipped with:

• BMW M52 or M54 inline-six engines

• BMW N52 or N54 inline-six engines

• BMW diesel engines using other transmission families

• BMW V8 engines paired with different automatic transmissions

• Manual transmissions

• SMG or dual-clutch transmissions

Important: Matching the engine family is not enough. The original automatic transmission and gear position switch must match.

Transmission Compatibility

Primary Compatible Transmission

• Transmission Manufacturer: ZF

• Transmission Model: 5HP30

• BMW Transmission Designation: A5S440Z

• Transmission Type: Five-Speed Automatic

The corresponding transmission position switch is mounted externally on the transmission and operates with the gear selector mechanism.

Transmission Identification

Certain ZF 5HP30 transmission identification tags include references beginning with:

• 1055 000 039

• 1055 000 040

• 1055 000 041

• 1055 000 043

• 1055 000 044

• 1055 000 045

Additional transmission variants must be checked against the original parts catalog.

Important: Not every ZF five-speed automatic transmission uses this switch. ZF 5HP19, 5HP24, and other gearbox families may use different position sensors.

OEM Part Numbers

Primary BMW Replacement Reference

• 24107512755

• 24 10 7 512 755

• 24-10-7-512-755

Earlier BMW Part References

• 24101422523

• 24 10 1 422 523

• 24101423713

• 24 10 1 423 713

• 24101423783

• 24 10 1 423 783

These references appear in cataloged replacement and cross-reference information for the corresponding transmission position switch.

Additional Cross-Reference Numbers

• ZF 0501319142

• ZF 80 40 6 010 001 – Catalog cross-reference

OEM Reference Note: The existence of a cross-reference does not guarantee compatibility with every transmission variant. The original switch and transmission identification must be checked before ordering.

Product Specifications

• Product Name: Automatic Transmission Position Switch

• Alternative Names: Transmission Range Sensor / Neutral Safety Switch / Gear Selector Position Switch

• Vehicle Manufacturer: BMW

• Primary Compatible Chassis: E38, E39, E53

• Additional Cataloged Application: E52 Alpina V8 Roadster

• Primary OEM Part Number: 24107512755

• Earlier BMW References: 24101422523, 24101423713, 24101423783

• ZF Cross-Reference: 0501319142

• Transmission Manufacturer: ZF

• Transmission Model: 5HP30

• BMW Transmission Designation: A5S440Z

• Transmission Type: Five-Speed Automatic

• Installation Location: Exterior of Compatible Automatic Transmission

• Primary Function: Detects Automatic Transmission Gear Selector Position

• Secondary Function: Supports Park / Neutral Starting Interlock

• Operating Type: Electromechanical Transmission Position Switch

• Electrical Connection: Transmission-Specific Connector

• Connector Pin Count: Verify Against Actual SKU

• Mounting Type: Transmission-Mounted Switch

• Housing Material: Supplier Verification Required

• Electrical Connector Design: Original-Style Configuration; Confirm Actual Product

• Water Resistance Rating: Not Independently Verified

• Operating Temperature Rating: Not Independently Verified

• Electronic Programming: Normally Not Required for a Correctly Matched Direct Replacement

• Mechanical Adjustment: May Be Required According to the Applicable BMW / ZF Service Procedure

• Product Category: Aftermarket Automatic Transmission Electrical Components

Package Contents: One automatic transmission position switch.

Mounting hardware, wiring harnesses, selector linkage components, and transmission service accessories are not included unless confirmed in the actual product package.

Compatibility Notes

• Primary BMW Reference: 24107512755 identifies the corresponding automatic transmission position switch.

• ZF 5HP30 Requirement: The replacement is intended for compatible ZF 5HP30 automatic transmissions.

• BMW A5S440Z Designation: BMW uses the A5S440Z designation for the corresponding automatic gearbox.

• Not Universal BMW Fitment: This product is not compatible with every BMW automatic transmission.

• E39 540i: Verified application for selected 1997–2003 automatic transmission models.

• E39 Touring: Compatible 540i Touring applications are documented.

• E38 740i: Verified application for selected 1997–2001 vehicles.

• E38 740iL: Verified application for selected 1997–2001 vehicles.

• E53 X5 4.4i: Compatible with selected 2000–2003 applications.

• E53 X5 4.6is: Compatible with selected 2002–2003 applications.

• E52 Alpina V8 Roadster: A specifically cataloged application.

• E46 Exclusion: The supplier's E46 reference is not supported by the verified application catalogs for this part number.

• E85 Exclusion: The supplied E85 Z4 application is not verified for this part number.

• 1996 Model-Year Clarification: The supplier's 1996 starting year should not be used as guaranteed fitment. Production dates and earlier switch configurations must be checked.

• January 1997 Production Cutoff: Specialist catalogs identify applications beginning January 1997 for the corresponding transmission configuration.

• 2003 Model-Year Limit: The verified 540i application extends through 2003, but this does not make the component compatible with all BMW models produced that year.

• V8 Engine Requirement: Verified BMW applications primarily involve corresponding V8-powered vehicles.

• Engine Compatibility: Engine displacement alone does not establish fitment.

• Transmission Tag Verification: Confirm the ZF transmission identification before ordering.

• ZF 5HP19 Exclusion: Different transmission family; do not assume interchangeable switches.

• ZF 5HP24 Exclusion: Different transmission family; separate part-number verification required.

• Manual Transmission Exclusion: This switch is not intended for a conventional manual gearbox.

• SMG Transmission Exclusion: Not a replacement for SMG transmission selector components.

• Automatic Selector Position: The switch must correspond correctly with the transmission selector mechanism.

• Park Position Detection: A defective switch may prevent the vehicle from correctly recognizing Park.

• Neutral Position Detection: A defective switch may prevent the vehicle from correctly recognizing Neutral.

• Starting Difficulties: A failed neutral safety switch can contribute to no-crank conditions.

• Starting in Neutral: Some switch failures may allow starting in Neutral when the vehicle does not recognize Park correctly.

• Transmission Warning Messages: A faulty switch can contribute to transmission warning messages or fail-safe operation.

• Not Every Fail-Safe Warning Is Switch-Related: Transmission fail-safe operation can also result from wiring faults, low voltage, internal transmission problems, and other control-system faults.

• Gear Position Display: Incorrect gear position information may be associated with switch or selector signal faults.

• Reverse Gear Recognition: The transmission range system may also influence reverse-related electrical functions depending on vehicle configuration.

• Electrical Connector: The connector must match the vehicle's original switch and wiring harness.

• Connector Damage: Corroded, bent, or damaged connector terminals can cause problems independently of the switch.

• Wiring Harness Condition: Broken or contaminated wiring may produce symptoms similar to a failed position switch.

• Transmission Fluid Contamination: Oil leaks or contamination around the switch and electrical connection should be investigated separately.

• Mechanical Selector Adjustment: Incorrect selector linkage adjustment may produce inaccurate gear position information even with a functioning switch.

• Switch Alignment: Proper switch orientation and adjustment are critical to gear recognition.

• Neutral Safety Function: The starting interlock must operate correctly after replacement.

• Vehicle Safety: The engine must not be permitted to start in an unintended drive range.

• Transmission Control Module: A replacement switch does not repair a defective transmission control module.

• Battery Voltage: Low system voltage may cause transmission electrical faults and should be ruled out during diagnosis.

• Diagnostic Verification: Transmission-specific fault codes and live selector position data can help identify a defective switch.

• No Guaranteed Transmission Repair: Replacing the switch will not correct internal gearbox wear, failed solenoids, valve body issues, or mechanical transmission damage.

• No Performance Increase: This component restores a control-system function and does not increase engine output or transmission capacity.

• Aftermarket Manufacturing: Material quality and electrical specifications depend on the actual manufacturer of the replacement switch.

• Package Quantity: Confirm that the listing includes one complete position switch.

• Mounting Hardware: Additional fasteners or service materials may be required.

• Not a Complete Selector Assembly: The interior gear selector, shift cable, transmission control module, and related wiring are not included.

• Not Genuine BMW: This product is an aftermarket replacement unless genuine BMW origin is independently verified.

• VIN and Transmission Verification: Confirm vehicle production date, transmission type, original part number, and electrical connector before ordering.

Restore Proper BMW Automatic Transmission Gear Recognition

The automatic transmission position switch is an important component of the BMW transmission control system. It helps the vehicle determine the selected gear range and supports the starting interlock that prevents unintended vehicle movement.

When this switch becomes defective, owners may experience intermittent no-start conditions, incorrect selector recognition, or transmission-related warning messages. Replacing a confirmed faulty switch with a correctly matched component can restore normal gear position detection and associated control functions.

For owners maintaining a BMW E39 540i, E38 740i or 740iL, E53 X5 4.4i or 4.6is, or compatible Alpina V8 Roadster, this replacement automatic transmission position switch offers a practical solution for restoring the corresponding original transmission electrical function.

Please refer to the “Fitment” section in the product description for compatibility details.