Haltech's Nexus S2 is the successor to the acclaimed Elite 1500, offering a serious upgrade in performance and functionality. The S2 combines all the classic functionality of the Elite 1500 with new features and the superior processing power of the successful Nexus platform.

4 x peak/hold injector drivers (can be used as low side drive outputs)
4 x low current Ignition outputs (can be used as low side drive outputs)
6 x low side drive outputs, PWM capable (DPOs)
4 x push-pull / half bridge outputs (8A, PWM capable), eg for electronic throttle
1 x ECR output
11 x 0-5V analog inputs with redundancy for electronic throttle and switchable 5V pullup
Trigger and home inputs with differential inputs, adjustable thresholds and glitch filters
6 x synchronous pulsed inputs, zero crossing or adjustable thresholds - cam sensor inputs, frequency inputs or 0-5V analog inputs
1 x on-board wideband controller, supporting NTK and LSU4.9
1 x on-board 4 bar MAP sensor
2 x CAN ports with switchable termination
Onboard data logging - Up to 300 channels of logging at sample rates up to 1ms (1kHz) with 128MB of internal memory

If you are using a factory harness and are after an easy ECU upgrade, take a look at Haltech Plug 'n' Play Adapter Kits. These adapters plug directly into your Haltech ECU and have a set of factory connectors on the other side which plug straight into the factory harness.

A simple Haltech Plug 'n' Play product that allows you to be up and running in just a few hours.

The quick start guide will walk you through installation of the Haltech Plug 'n' Play adapter into your vehicle.

Suits: Plug 'n' Play replacement of the factory ECU for Honda Civic EP3 02-05 and Integra DC5 / Acura RSX 02-04. Manual transmission only. (Does not support factory multiplexed coolant temperature gauge, battery light and AC request - Please see the product quick start guide for further information)

Includes: Nexus S2 ECU, Injection molded plastic plug 'n' play adaptor harness, M14 x 1.5 air Temperature Sensor with matching plug and pins, auxiliary I/O 16 Pin Tyco plug and pins.

Notes: Manual transmission only. Using a Nexus S2 instead of a Nexus S3 will reduce some of the car's factory functionality. Refer to the quick start guide for details.