AUTOOL Basic OBD2 Breakout Box 16-Pin

AUTOOL Basic OBD2 Breakout Box – 16-Pin Diagnostic Test Access

AUTOOL Basic OBD2 Breakout Box 16-Pin Diagnostic Test Adapter

The AUTOOL Basic OBD2 Breakout Box provides direct access to all 16 pins of a vehicle’s OBD2 diagnostic connector while allowing a compatible scan tool to remain inline. Designed for professional automotive electrical and network testing, it provides accessible 4 mm test points for connecting a multimeter, oscilloscope or compatible leads. A flexible 45 cm TPU extension cable improves access around the DLC, while the DC 8–30 V input supports approved temporary ECU backup procedures.

The AUTOOL Basic OBD2 Breakout Box provides direct access to all 16 pins of a vehicle’s OBD2 diagnostic connector while allowing a compatible scan tool to remain inline

Main Features

Inline 16-Pin OBD2 Access – Connects between the vehicle DLC and a compatible diagnostic scanner, keeping the scan tool inline while providing convenient access to all 16 OBD2 pins for professional circuit testing.
External 4 mm Test Jack Access – Provides accessible pin-level test points for compatible 4 mm leads, allowing technicians to connect a multimeter, oscilloscope or other suitable external test equipment.
Protocol Signal Test Access – Exposes relevant diagnostic connector pins for observing communication activity and investigating vehicle network signals using suitable external measuring equipment.
Power and Ground Circuit Access – Provides direct access to OBD2 power and ground pins for checking supply voltage, voltage drop and ground circuit condition with an appropriate external meter.
DC 8–30 V External Power Input – Supports an external DC 8–30 V power supply for approved temporary ECU backup procedures when vehicle compatibility, circuit polarity and the correct service procedure have been confirmed.
45 cm Flexible TPU Extension Cable – Uses a flexible thermoplastic polyurethane cable to move the breakout point away from the vehicle diagnostic socket, providing easier access during workshop testing and fault diagnosis.
Passive Diagnostic Test Design – Provides direct pin access without built-in voltage measurement or signal interpretation, allowing technicians to perform testing with their preferred multimeter, oscilloscope or compatible diagnostic equipment.
Inline Communication Comparison – Allows technicians to compare scanner communication with the breakout box connected inline against a direct scan-tool connection when investigating diagnostic communication issues.
Controlled Pin-Level Circuit Testing – Supports structured electrical diagnosis using vehicle-specific wiring diagrams and approved testing procedures, helping technicians safely investigate individual DLC circuits without unnecessary connector probing.
Professional Automotive Diagnostic Applications – Suitable for qualified technicians performing OBD2 connector checks, power and ground testing, communication signal investigation and other pin-level automotive electrical diagnostic procedures.
3-Year Main Unit Warranty – The AUTOOL Basic OBD2 Breakout Box main unit is covered by a 3-year warranty, while standard accessories are supported by a 1-year warranty.

Package Includes

1 × AUTOOL Basic OBD2 Breakout Box
1 × 45 cm OBD2 Diagnostic Connection Cable
1 × Compatible test accessories supplied with the selected package
1 × User Manual

AUTOOL Basic OBD2 Breakout Box Functions

16-Pin OBD2 Access – Provides access to all DLC pins for circuit testing.
Inline Scan Tool Connection – Keeps a compatible diagnostic scanner connected during testing.
4 mm Test Jack Access – Supports compatible multimeter, oscilloscope and test leads.
DC 8–30 V Input – Supports approved temporary ECU backup procedures.
Power & Ground Testing Access – Provides pin access for external electrical measurements
Protocol Signal Access – Allows external testing of relevant communication circuits.
45 cm TPU Cable – Flexible extension improves access around the vehicle DLC.
Passive Basic Design – No built-in voltage display or LED indicators.
Professional Workshop Use – Suitable for qualified automotive electrical diagnosis.

AUTOOL OBD2 breakout box with 4 mm test jack access

AUTOOL Basic OBD2 Breakout Box Technical Specifications

Diagnostic Port: OBD2

Working Voltage: DC 8–30 V

Load: 2.0 A rated; external load must not exceed 1 A

Operating Temperature: -20°C to 70°C (-4°F to 158°F)

OBD2 Extension Cable Length: 45 cm

OBD Voltage Display: No

LED Indicator Light: No

Power Cable: No

Built-in Input Jack: Yes

Protocol Signal Test Access: Yes

Power Detection: Yes

Ground Circuit Detection: Yes

16-Pin OBD Interface: Yes

120 Ω Series Resistor Mode: No

AUTOOL Basic OBD2 Breakout Box 16-pin diagnostic adapter

Delivery

99% of purchases are dispatched from our Melbourne warehouse within 24 hours of payment. Every parcel is shipped with Australia Post e-Parcel, complete with tracking and signature on delivery.

Need it sooner? Express shipping is also available—check if your postcode is in the Next Day Delivery network.

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Warranty

All AZscanners products are backed by a 12-month warranty (unless otherwise stated). We stand by the quality of our tools and will repair or replace your item if a covered fault arises.

Buying your scan tool should feel easy, safe, and backed by a team you can trust.

That’s why thousands of mechanics, fleets, and car owners across Australia choose AZscanners. Here’s our promise to you:

Trusted Since 2013

We’ve been Australia’s go-to supplier of premium diagnostic scan tools for over a decade. From workshops and mobile mechanics to DIY users, we’ve built our reputation on quality, reliability, and real support.

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Fast & Reliable Shipping

99% of orders are shipped within 24 hours (from our Melbourne warehouse) with tracking and signature included. Need it quicker? Express delivery is available.