Top-rated products in the On-board diagnostics category

Here's a ranking of the top rated products in this category. To give you a quick overview, we've also added some key information about the products.

1. BGS OBD 2 (EOBD) Error Code Diagnostic Tool

Allows reading and deleting OBD2 error codes. No error code list is required; all error codes are displayed in plain text. Displaying freeze frame values is an important feature for locating a fault. Reading the readiness codes indicates whether the emission systems are ready or not. Enables reading of live data, with various parameters displayed in real-time. Powered through the vehicle's OBD2 port. Easy to use. The menu languages include German, English, French, Spanish, and Italian. OBD2 error codes refer to engine control error codes; reading comfort and safety systems such as airbags, ABS, radio, heated seats, etc., is not possible. 

2. BGS Mechanics Stethoscope 320 mm

With steel tip, testing device for locating mechanical damage on the engine. Features: Suitable for wall hanging packaging: Yes, Gross weight: 180 g.

3. No Name OBD2 diagnostic device OM126

On the trail of the error. Being able to independently perform error diagnosis on the car has several advantages: Those who can take matters into their own hands know immediately where the problem lies. This also helps avoid unnecessary repairs at the workshop. The OM126 supports OBD2 protocols CAN J1850 PWM, J1850 VPW, ISO 9141, and KWP2000, and features its own error library. The results can be conveniently read on the 2.4-inch color display in ten different languages and code definitions. Particularly practical: With the USB interface, not only can the read data be transferred to a PC to create a clear printout, but the diagnostic device also has access to the latest updates at any time via the computer. This handy helper does not know empty batteries: the power supply conveniently operates via the car battery, ensuring that the OM126 is always ready for use, even on the go. 

4. Equus Pro Digital Timing Light

The ignition timing gun with testing device DIS is used to check the battery charging voltage and the ignition timing, as well as to determine the closing angle and ignition angle of an engine. The power supply is exclusively provided by the vehicle battery (12 V). 

5. HP Autozubehör OBD II diagnostic device

OBD II diagnostic device with plug and play function. Scan and clear fault codes with standard 16 pin OBD II connector. Easily and quickly access and define diagnostic trouble codes, supporting all 10 types of diagnostics on all OBD compatible platforms. Turns off engine light, clears codes, and resets the monitor. Retrieves vehicle information (VIN, CIN, and CVN) and supports CAN and other current OBD-II protocols. Features a multilingual menu and large illuminated display. Cable length is 80 cm. 

6. Lescars OBD2 diagnostic device

Car error diagnosis made easy: With the OBD2 diagnostic device, you can read the warning signals from the onboard computer with detailed information. Ideal for all vehicles with an OBD2 socket from VW, Audi, Skoda, and Seat. No laptop needed for troubleshooting: Simply plug the clever diagnostic device into your vehicle's diagnostic socket. The system then provides you with a clear and understandable comprehensive error diagnosis on the extra-large LCD display. Save time, money, and often avoid a trip to the workshop: Track down the errors yourself. You can also easily reset annoying error messages in the future. This way, you can save real money. Conveniently stored: In the practical protective case, you can keep the clever error detective space-saving and secure. It fits in the glove compartment and is always ready when you need it. 

7. Intact Battery acid tester test

Tester for checking acid density. Universal workshop device in a robust design. Plastic cylinder without bulging. Low suction volume, but a large hydrometer with a widely spread scale. Central guidance of the hydrometer ensures no swinging and no lateral contact. Safe and quick reading thanks to the color scale and numerical scale. 

8. HP Autozubehör Trailer lighting tester 7/13 pole

For checking the lighting system on trailers, caravans, and towing vehicles with a 12V connection. The functions of the vehicle socket or the trailer plug can be tested. Features an LED display indicating the respective color of the functioning cable. Suitable for all 7- and 13-pin plugs and sockets. 

9. Adapter Universe Diagnosis adapter

With this OBD1 to OBD2 - 8in1 adapter set, you have all the important adapters for diagnosing OBD1 vehicles readily available at any time. It is made from high-quality materials, providing protection against short circuits and overvoltage. This practical 8in1 adapter set is designed to complement the AutoCom CDP interface or the WOW Snooper and includes all the necessary adapters to read vehicles that are not yet equipped with the 16-pin OBD2 socket. The OBD2 connector has been mandatory for all motor vehicles in Europe since 2001.

The OBD1 to OBD2 - 8in1 adapter set consists of the following adapters:
- VW / Audi Adapter: 2x2 adapter from OBD1 2x2 to OBD2 for older VAG vehicles (approximately up to model year 1995)
- Mercedes Adapter: from OBD1 15-pin round connector for older Mercedes up to approximately model year 2000 to OBD2 (all pins occupied)
- BMW Adapter: OBD to BMW 20-pin round connector for older BMWs (approximately up to model year 2000)
- Opel Adapter: from OBD1 10-pin to OBD2 16-pin
- Fiat Adapter: from OBD1 3-pin to OBD2
- PSA Adapter: from OBD1 PSA 30-pin to OBD2
- PSA Adapter: from OBD1 PSA 2-pin to OBD2

Additionally, you will receive a 12V power cable that is required for OBD1.
 

10. Kraftwerk OBD-II Tester

OBD-II Tester

- Diagnostic device for vehicles from 1996 onwards with OBD-II interface
- Allows easy reading and clearing of fault codes on the vehicle
- Supports
CAN, VPW, PMW, ISO and KWP 2000 protocols