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Haltech HT-186205 Quick Start Manual

Gm lsx dbw terminated engine harness for nexus r5 vcu

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GM LSx DBW
TERMINATED ENGINE HARNESS
FOR NEXUS R5 VCU
QUICK START GUIDE
HT-186205
9 356450 01172 3
HT-186205

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Summary of Contents for Haltech HT-186205

  • Page 1 GM LSx DBW TERMINATED ENGINE HARNESS FOR NEXUS R5 VCU QUICK START GUIDE HT-186205 9 356450 01172 3 HT-186205...
  • Page 2: Harness Overview

    Nexus R5 VCU and is designed for GM LSx engines with Drive By Wire (DBW) throttle control. Dual wideband lambda sensor allocation In conjunction with a Haltech Nexus R5 VCU this Dual knock sensor connection harness provides virtually limitless performance Direct connection to the OEM ignition sub harness and tuning options for your LSx powered vehicle.
  • Page 3 10 11 12 13 14 15 16 17 8 9 10 11 12 1 18 19 20 21 22 23 24 25 14 15 16 17 18 1 26 27 28 29 30 31 32 33 20 21 22 23 24 25 HARNESS PINOUT DIAGRAM 2 3 4 5 6 7 8 9 2 3 4 5 6 7 8 9...
  • Page 4 This harness is fitted with two DTM-4 plugs used to when starting conditions are met. connected to the Nexus R5 VCU at all times. connect Haltech CAN devices, both in-cabin and in An engine start button can be set up using a the engine bay (displays, keypads etc).
  • Page 5 LS2/3 CAM (WIRING TO PIGTAIL HARNESS) secondary injector sub-harness (sold separately). Signal (Yellow) Sensor power (Red) Signal (Yellow) See page 3 or visit the Haltech website for a range of sub-harnesses to fit your application, Signal ground (Black) Signal ground (Black) Signal ground (Black)
  • Page 6: Sensor Connections

    Wire side view of main harness plug Flex Fuel Sensor Harness Side To Chassis Ground (Label: Flex Fuel Input) 1 - Pink/Brown Use this plug to connect directly to the Haltech Flex (8A-HCO3) Fuel Sensor (HT-011000 sold separately). Boost Control 2 - Unused To Battery...
  • Page 7 Analogue Voltage Inputs (AVIs) which you can use for a range of pressure sensors, temperature CABIN SPARE I/O sensors, position sensors, laser ride height sensors, PLUG A PLUG B Haltech rotary trim knobs, switches, etc.. Function Colour Function Colour...
  • Page 8: Warranty Certificate

    Pink/Light Green work on your vehicle. Avoid sparks, open flames or use If the Haltech product is found to be defective as men- of electrical devices near flammable substances. Do not tioned above, it will be replaced or repaired if returned...
  • Page 9 06/23 Haltech Australia Haltech USA East Haltech UK 17 Durian Place, 750 Miles Point Way, Unit 1, Miras Business Estate, Wetherill Park NSW 2164 Lexington, KY USA 40510 Keys Park Road, Hednesford, Australia Phone: (888) 298 8116 WS12 2FS Phone: +61 2 9729 0999 Email: usa@haltech.com...