Haltech HT-038006 Tacho Output Adaptor Pinout & Wiring
1 connector · full pinout below

A tacho output adaptor is an electronic interface device that converts an ECU's digital pulse or low-voltage tachometer signal into a high-voltage or coil-negative emulated pulse. It is primarily used during engine swaps or standalone ECU upgrades to make modern engine management systems compatible with factory or vintage analog tachometers
Connectors

DeutschDTM06-4S- 4-way
| Pin | Function |
|---|---|
| 1 | Power (+12V) |
| 2 | Battery Ground |
| 3 | ECU Output |
| 4 | Output To Tacho |
Always verify the pinout against the manufacturer datasheet before wiring.
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Frequently asked questions
How many connectors does the Haltech Haltech HT-038006 Tacho Output Adaptor have?
The Haltech Haltech HT-038006 Tacho Output Adaptor has 1 connector: TACHO_ADAPTER (4-way).
What is the Haltech Haltech HT-038006 Tacho Output Adaptor pinout?
The full cavity-by-cavity pinout for the Haltech Haltech HT-038006 Tacho Output Adaptor is listed on this page, and is pre-loaded in EZ Wire so you can import it into a harness in one click.





