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A short black cable with a small 3-pin plug on one end and a wider 16-pin OBD2 connector on the other

TaoTao

TaoTao Fiat Alfa Romeo Lancia 3 Pin to 16 Pin OBD2 Adaptor

SKU CH-232Y-BHCBK

Converts a 3-pin Fiat, Alfa Romeo or Lancia port to a 16-pin OBD2 socket for diagnostic tools

  • Key featuresCable
  • Overall width2.5 in (6.35 cm)
  • Connects legacy 3-pin Fiat, Alfa Romeo and Lancia vehicles to standard 16-pin OBD2 diagnostic tools
  • Plug-and-play adaptor enables instant connection without additional configuration or power supply
  • Supports engine, exhaust and diesel particulate filter diagnostics on compatible pre-2001 models
  • CE certified 12-24 V cable rated for 2-5 W external testing during vehicle inspection
  • Compact 10 in length and 0.085 kg weight fits easily in any professional toolbox

What the Adaptor Does

This TaoTao OBD2 adaptor bridges a 3-pin vehicle socket to a standard 16-pin diagnostic connector for Fiat, Alfa Romeo and Lancia models typically built before 2001. It is intended for mechanics and enthusiasts who need to plug a modern scanner into an older proprietary port. The 10-inch cable provides enough reach for under-dash access during fault-code reading or live-data monitoring.

When the Upgrade Makes Sense

The adaptor replaces the need for a dedicated legacy scan tool by letting an existing OBD2 reader communicate with the 3-pin system. The jump is worthwhile when the workshop already owns a 16-pin interface and only occasional access to pre-2001 Italian vehicles is required. It is not for buyers who need native 16-pin vehicle coverage or wireless diagnostic capability.

Behaviour Under Extended Use

Rated for 12 to 24 volt vehicle systems and a 2 to 5 watt external test load, the cable maintains a stable connection throughout a full diagnostic session. The CE-marked plastic housing and 0.085 kg construction resist vibration and repeated plug cycles without signal degradation. It is not for continuous high-current loading beyond the specified test range.

How it compares

Measured against everything we stock in Multimeters & Electrical Testers, at today’s prices. Recalculated every night.

Price $14.99
Cheaper than about 92% of the 971 comparable items (median $30.99).

Specifications

Product
Brand nameSkycityworld
Size & build
Overall width2.5 in (6.35 cm)

Questions about this item

What width and pin layout does the adaptor need to fit the 3‑pin socket on a pre‑2001 Fiat, Alfa Romeo or Lancia?

The adaptor is 2.5 in wide and converts the vehicle's 3‑pin connector to a standard 16‑pin OBD2 plug for those models.

How do I install the adaptor and which step is commonly missed?

Plug the 3‑pin end into the car's diagnostic socket and the 16‑pin end into the scan tool; the step often missed is confirming the tool supports the older 3‑pin protocol before connecting.

When should I replace the cable or connectors?

Replace if the plastic housing cracks, pins bend or corrode, or the 10 in cable shows insulation damage that could interrupt the 12‑24 V signal.

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