What is the function of the Hitachi CAS0004 Automatic Transmission Speed Sensor?

The Hitachi CAS0004 Automatic Transmission Speed Sensor measures the rotational speed of the input or output shaft in an automatic transmission system. This data is critical for the vehicle's engine control unit (ECU) to optimize gear shifts, improve fuel efficiency, and enhance vehicle performance. Proper functioning of this sensor ensures that the transmission operates smoothly, which prevents issues such as erratic shifting patterns or premature wear. For example, if the speed sensor malfunctions, drivers may experience difficult gear changes or a lag in acceleration.

What vehicles are compatible with the Hitachi CAS0004 sensor?

The Hitachi CAS0004 Automatic Transmission Speed Sensor is designed to be compatible with a range of vehicles, especially those with specific automatic transmission systems. Key compatibility includes many models from popular manufacturers such as Honda, Nissan, and Toyota. It’s essential to verify your vehicle's make, model, and year against compatibility information to ensure the sensor will integrate properly. For instance, if you're driving a Honda Accord, checking the compatibility can save you from fitting issues or performance discrepancies down the line.

How do I install the Hitachi CAS0004 Automatic Transmission Speed Sensor?

Installing the Hitachi CAS0004 Automatic Transmission Speed Sensor typically involves locating the sensor on your vehicle's transmission, detaching the electrical connector, and unscrewing the old sensor. After that, you simply replace it with the new sensor, secure it in place, and reconnect the wiring. It’s advisable to consult your vehicle’s service manual for specific instructions and torque specifications. For example, if you're replacing the sensor to address a shifting issue, performing the installation with precision can directly enhance your transmission's performance.

How can I tell if my Hitachi CAS0004 sensor is failing?

Signs of a failing Hitachi CAS0004 sensor include erratic speedometer readings, harsh or delayed shifting, and the check engine light illuminating on your dashboard. If you notice these symptoms, it's advisable to have the sensor tested with diagnostic equipment. A failing sensor can lead to decreased vehicle performance and potentially result in more serious transmission problems if not addressed. For example, if you notice that your vehicle hesitates during acceleration, it might be linked to a malfunctioning speed sensor.

What are the common signs of a faulty transmission speed sensor?

Common signs of a faulty transmission speed sensor include inconsistent speedometer readings, unusual or erratic shifting patterns, and the vehicle stalling or hesitating during acceleration. These symptoms occur because the sensor provides critical feedback to the vehicle's transmission control module. For instance, if the sensor fails and sends incorrect data, the transmission may not shift at the appropriate time, leading to slower acceleration or poor fuel economy.

Is the Hitachi CAS0004 sensor durable?

The Hitachi CAS0004 Automatic Transmission Speed Sensor is engineered for durability, featuring high-quality materials designed to withstand harsh automotive environments. It is built to resist heat, vibrations, and contaminants present in transmission systems. However, like any automotive part, its longevity can be influenced by external factors such as driving conditions and maintenance practices. For example, if your vehicle frequently operates in extreme conditions, regular checks may help maintain sensor performance over time.

How does a faulty speed sensor affect my car's performance?

A faulty speed sensor can significantly impair your car's performance by disrupting the communication between the transmission and the engine control unit. This can lead to symptoms such as slipping gears, delayed engagement, or even cause the engine to stall. These issues can not only compromise drivability but can potentially lead to more severe transmission damage if not corrected. For example, if you experience sluggish responses while accelerating, the root cause may be linked to a failing speed sensor.

What is the expected lifespan of the Hitachi CAS0004 Automatic Transmission Speed Sensor?

The lifespan of the Hitachi CAS0004 sensor can vary based on factors such as vehicle usage, driving conditions, and maintenance habits. Generally, it can last several years in standard driving environments, but extreme heat, moisture, and debris exposure can shorten its life. Regular inspection during vehicle maintenance can help identify early signs of wear. For instance, if you frequently drive in rugged terrains or heavy traffic, being proactive about checking the sensor can help ensure consistent vehicle performance.

Where can I buy Hitachi CAS0004 Automatic Transmission Speed Sensor in India?

You can buy the Hitachi CAS0004 Automatic Transmission Speed Sensor at Ubuy, where you'll find a reliable selection of automotive parts. Ubuy offers a seamless shopping experience, including various shipping options and product details to help you make an informed decision. Shopping through Ubuy ensures you get the original part tailored to your vehicle’s requirements, increasing your chances of restoring optimal performance effectively.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Hitachi

Astemo CAS0004 Automatic Transmission Speed Sensor

Hitachi’s Sensors are the premium choice, offering fast and accurate measurements and reliable engine management.

Hitachi

Item #: 1052500

Astemo CAS0004 Automatic Transmission Speed Sensor

Q: Can I clean the Hitachi CAS0004 Automatic Transmission Speed Sensor instead of replacing it?

While cleaning the Hitachi CAS0004 sensor might seem like a cost-effective solution, it's generally recommended to replace a malfunctioning speed sensor instead. Cleaning may remove surface debris but won't fix internal faults or degradation. If you encounter minor performance issues and believe dirt is the cause, you can carefully clean the exterior, but this is usually a temporary fix. For instance, addressing a persistent check engine light may still require replacement to restore full functionality.

86% of respondents would recommend this to a friend

Item #: 1052500

INR 7439

Price Details

Price

INR 7439

M.R.P. INR 7439

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

^{*All items will import from US}

Availability : In stock

Imported from USA store

QTY:

Order now and get it around Wednesday, October 28

Secured transaction

Our Top Logistics Partners

Hitachi’s Sensors are the premium choice, offering fast and accurate measurements and reliable engine management.

U-Care Warranty:

None

Select a Plan

Fast
Shipping

Free
Return^*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

Ships from Ubuy, Sold by:

Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Precision Accuracy

Equipped with advanced technology ensuring precise vehicle speed readings, enhancing overall transmission performance and reliability compared to standard sensors.

Durable Design

Constructed with high-quality materials for longevity, this sensor withstands extreme conditions, providing durability and value for a prolonged vehicle lifespan.

Easy Installation

Designed for straightforward installation, this sensor minimizes downtime and labor costs, making it an ideal choice for both professionals and DIY enthusiasts.

Product Details

Measurement Accuracy	High
Mounting Type	Flange Mount
Output Type	Push-Pull
Specific Uses For Product	Speed Sensor
Upper Temperature Rating	257 u00b0F
Material Type	Metal
Style Name	Modern
Item Weight	1.6 ounces (45.36 grams)
Brand Name	Hitachi
Model	CAS0004
UPC	840151040551
Number of Items	1
Global Trade Identification Number	00840151040551
Manufacturer	Astemo
Item Highlight	Replaces 31935-1XJ0A 31935-1XJ0B 31935-1XJ0C 31935-1XJ0D 31935-90X01 31935-90X02 31935-97X00. OE-grade O2 sensor.
Unit Count	1 Count
Included Components	Automatic Transmission Speed Sensor, Documentation
Item Type Name	Automatic Transmission Speed Sensor
Part Number	CAS0004
Brand	Hitachi
Material	Metal
Style	Modern

Who Should Buy?

DIY Mechanics
Ideal for home mechanics requiring a reliable speed sensor for automatic transmission repairs and replacements.
Car Enthusiasts
Perfect for car enthusiasts looking to enhance their vehicle's performance with high-quality aftermarket parts.
Professional Technicians
Useful for professional automotive technicians needing a dependable sensor for quick diagnostics and repairs.

Budget Shoppers
Not suitable for shoppers looking for the cheapest sensor option, as quality comes with a higher price.

Product Description

Astemo CAS0004 Automatic Transmission Speed Sensor

Have any Query? Chat with us

Customer Questions & Answers

Question: How to Shop Astemo CAS0004 Automatic Transmission Speed Sensor Online From Ubuy?

Answer: It’s easy to shop Astemo CAS0004 Automatic Transmission Speed Sensor online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is Astemo CAS0004 Automatic Transmission Speed Sensor Available to Shop Online in India?

Answer: Yes, at Ubuy India this product is available for you to shop at a reasonable price. The Astemo CAS0004 Automatic Transmission Speed Sensor is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Hitachi Power Tools Replacement Parts Editorial Review

Astemo CAS0004 Automatic Transmission Speed Sensor is a reliable and high-accuracy component designed to enhance vehicle performance. This speed sensor features a flange mount and a push-pull output type, making it simple to install and effective in monitoring speed with great precision. Crafted from durable metal, it withstands high temperatures, with an upper rating of 257 °F, ensuring long-lasting durability. This sensor is compatible with multiple models, replacing several OE-grade part numbers like 31935-1XJ0A and others, making it a versatile choice for various vehicle applications. Users have noted its seamless integration and dependable functionality, demonstrating satisfaction with its performance.

Customer Reviews & Ratings

5.0

1 customers ratings

5 Star

100%
4 Star

0%
3 Star

0%
2 Star

0%
1 Star

0%

Review this product

Share your thoughts with other customers

Pros

High measurement accuracy for reliable readings
Durable metal construction ensures longevity
Easy flange mount installation process
Compatible with multiple vehicle models
Effectively replaces various OE part numbers

Cons

Installation may require basic mechanical knowledge

Platform Trust & Buyer Confidence

4.3/5 1588 reviews

Read reviews

Anjan

Verified buyer

“It is really an amazing experince on importing items from US. Very simlified procedure of custom duty handling. The delivery was also done in lightning seed.”

20 September 2026 · via Trustpilot

Tom hollen

Verified buyer

“Product was of good quality.”

23 September 2026 · via Trustpilot

Justin

Verified buyer

“Very easy to use Very easy to use. Nice resolution. Ubuy got it in the assured time slot.”

06 October 2026 · via Trustpilot

Dangeti

Verified buyer

“I have ordered McLaren formula car for kids from Huffy. Ubuy actually done a great job by quality testing the car before shipping long distance over to India from USA. Ubuy has taken very good care over shipment as well. I am great fan of Ubuy and I wish them the success they deserve.”

07 October 2026 · via Trustpilot

Robbin

Verified buyer

“Highly recommended for hard-to-find items Extremely satisfied with my purchase on Ubuy. I was initially unsure about ordering from an international seller, but everything went without a hitch. All customs and shipping details were handled seamlessly with zero surprise fees at delivery. The product is 100% genuine and well-packaged. Highly recommended for rare or imported products!”

07 October 2026 · via Trustpilot

WHY SHOP WITH US

Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

INR 7439

Order now and get it around Wednesday, October 28

QTY:

Secured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners

Fastest cross-border delivery

Features & Benefits

Tier 1 OE supplier for sensors
100% NEW, never remanufactured
Meets the OE performance and durability standards for this application
Fast and accurate measurements
Reliable engine management

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns ^*, and secure packaging on every order.

Astemo CAS0004 Automatic Transmission Speed Sensor

INR 7439

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

Product Details

Who Should Buy?

Product Description

Customer Questions & Answers

Hitachi Power Tools Replacement Parts Editorial Review

Customer Reviews & Ratings

Review this product

Pros

Cons

Platform Trust & Buyer Confidence

WHY SHOP WITH US

Product Price History

Important information

INR 7439

Features & Benefits

Ubuy Assurance

Fast
Shipping

Free
Return^*