Automatic Gearbox Speed Sensor 0501215837: Replacement & Repair Guide

Introduction to Automatic Gearbox Speed Sensors

What is an Automatic Gearbox Speed Sensor?

An automatic gearbox speed sensor, also known as a speedometer sensor, is a crucial component in modern vehicles. It monitors the rotational speed of the vehicle's transmission and sends this data to the vehicle's control unit, which then calculates the vehicle's speed. This information is essential for accurate speedometer readings, as well as for the proper functioning of various safety systems, such as anti-lock braking systems (ABS) and traction control systems (TCS).

How Does an Automatic Gearbox Speed Sensor Work?

The automatic gearbox speed sensor works by detecting the rotational speed of the transmission shaft using a magnetic field. As the shaft rotates, it generates a varying magnetic field that is picked up by the sensor. This signal is then converted into an electrical pulse, which is sent to the vehicle's control unit. The control unit calculates the vehicle's speed based on the frequency of these pulses and displays this information on the dashboard speedometer.

Common Applications and Models

Automatic gearbox speed sensors are commonly used in a wide range of vehicles, including passenger cars, trucks, and agricultural equipment. They are compatible with various transmission models, such as VG750, VG270, 4HP-500, 2HL270, and 4HP500. In this guide, we will focus on the ZF 0501215837 sensor, which is compatible with John Deere models such as the 135C RTS, 1490D, and 1445.

Key Features and Specifications

Model Compatibility

The ZF 0501215837 automatic gearbox speed sensor is designed to fit John Deere models 135C RTS, 1490D, and 1445. It is compatible with transmission models VG750, VG270, 4HP-500, 2HL270, and 4HP500.

Year Range and Engine Specifications

This sensor is suitable for vehicles manufactured between 2001 and 2014. The exact year range varies depending on the specific model, with some models covering the years 2003-2008, 2001-2014, and 2006-2011. Engine specifications are not provided for this sensor.

OE Numbers and Brand Name

The OE number for this sensor is ZF 0501215837, which is also known as 0501215837ZF, 0501215837BP, and ZF 0501.215.837. The brand name for this sensor is Longyao.

Installation and Maintenance Tips

Step-by-Step Replacement Guide

Replacing an automatic gearbox speed sensor involves several steps, including disconnecting the negative battery terminal, removing the old sensor, installing the new sensor, and reconnecting the battery. Be sure to consult your vehicle's repair manual for specific instructions on replacing the sensor in your particular model.

Troubleshooting Common Issues

Some common issues that may arise with automatic gearbox speed sensors include inaccurate speedometer readings, erratic speedometer behavior, and loss of speedometer function altogether. These problems can often be resolved by replacing the faulty sensor or checking the wiring connections.

Maintenance and Longevity Tips

To ensure the longevity of your automatic gearbox speed sensor, it is important to regularly inspect the wiring connections and clean any dirt or debris from the sensor housing. Additionally, make sure to replace the sensor if it shows signs of wear or damage.

Product Information and Purchase Considerations

Place of Origin and Warranty

The ZF 0501215837 automatic gearbox speed sensor is manufactured in Guangdong, China, and comes with a 12-month warranty.

Payment Methods and Shipping Terms

Payment methods accepted for this product include Union.TT. Shipping terms include DHL, FEDEX, EMS, and UPS.

Packaging and Delivery Time

The ZF 0501215837 automatic gearbox speed sensor is packaged in neutral packaging and has a delivery time of 5-10 days. It is tested to ensure 100% quality and meets ISO9001/TS16949 certification standards.