Wabco 7 Pin OBD1 to 16 Pin OBD2 Adapter Cable – Truck Diagnostic Cable Workshop

Wabco 7 Pin OBD1 to OBD2 adapter cable for trailer and brake systems

• ✔ Precisely fitting 7-pin to 16-pin OBD2 adapter for trailer and brake systems
• ✔ Stable signal transfer for reliable diagnostic work
• ✔ Sturdy plug connections for daily workshop use
• ✔ Hard-wearing cable sheath for tough commercial vehicle use
• ✔ Designed for professional diagnostic environments and private users

The adapter cable connects the 7-pin Wabco diagnostic port to classic 16-pin OBD2 diagnostic devices. Existing diagnostic interfaces and workshop devices can therefore also be used on trailer and brake systems.

This item is an adapter or connecting cable, not a diagnostic device or scanner. The actual diagnostic function depends on the diagnostic device used and the scope of its software.

Why the 7-pin Wabco port needs an adapter

Trailers, semi-trailers and the brake systems of commercial vehicles generally have no standard 16-pin OBD2 socket but their own 7-pin diagnostic port.

The adapter cable creates the physical link so the diagnostic device can be plugged in at all – with a firm fit and clean contact.

Clean signal transfer for reliable diagnostic data

In the commercial vehicle sector in particular, the quality of data transfer counts. Low-quality adapters can cause dropped signals, communication errors or unstable connections.

This adapter cable has solid plug contacts and robust cable routing to minimise interference during diagnosis. Communication between vehicle and diagnostic device therefore stays reliable.

Compatible with many OBD2 diagnostic devices

The adapter suits numerous OBD2-capable diagnostic devices and interfaces:

• Professional workshop diagnostic devices
• USB diagnostic interfaces
• Bluetooth OBD2 adapters
• Mobile diagnostic adapters for apps

Compatibility can vary depending on the diagnostic device used, the software and the control unit in question.

Suitable vehicles and connectors

The adapter suits trailers, semi-trailers and commercial vehicles with a 7-pin Wabco diagnostic port, as commonly found on trailer and brake systems. Whether a system can actually be read out depends solely on the diagnostic device used and the scope of its software.

Robust build for workshop and everyday use

The adapter cable was developed for frequent connecting and disconnecting. The stable cable insulation protects the wires from the strain of daily use.

• Hard-wearing cable sheath
• Precisely manufactured plug connections
• Firm fit without unnecessary play
• High contact quality to avoid transfer errors

Areas of use

• Reading fault codes with compatible devices
• Monitoring live data and sensor readings
• Diagnostic work in the workshop and in fleet operations
• Checking a vehicle before purchase or servicing
• Analysing communication and system data

Important note on function

The adapter cable itself performs no diagnostics. It serves solely as the link between the vehicle and compatible diagnostic hardware.

Which functions are available always depends on the diagnostic device used, its software and the supported control units.

Technical data

Scope of delivery

– Wabco 7 Pin OBD1 to OBD2 adapter cable

Purchase on account available (Klarna or PayPal).

Note on use

Before connecting, check whether the diagnostic device and software you use support commercial vehicles. Not every OBD2 system automatically covers all vehicle types or control units.

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You can choose to pay by bank transfer (prepayment), PayPal (direct debit and credit card via PayPal), Klarna (purchase on account or installment payment), Shop Pay, Google Pay or cash on delivery. If cash on delivery is selected as the payment method, an additional fee of €9.99 will be charged.

Free shipping within Germany for orders over €50.

Shipping costs within the EU are €14.99. For orders over €100, shipping within the entire EU is free.

The delivery time within Germany is usually 1–3 business days.

Worldwide shipping – to countries outside the EU – is also available. The applicable shipping costs are calculated and displayed during checkout depending on the destination country. For deliveries to countries outside the EU, additional customs duties, import taxes or other charges may apply, which are to be borne by the customer.