{"product_id":"haltech-nexus-rebel-ls-gen-iii","title":"Haltech NEXUS Rebel LS Engine Management System — Gen III","description":"\u003cp data-start=\"39\" data-end=\"104\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong data-start=\"39\" data-end=\"104\"\u003eHaltech NEXUS Rebel LS Gen III ECU and Terminated Harness Kit\u003c\/strong\u003e\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"106\" data-end=\"132\"\u003e\u003cstrong data-start=\"106\" data-end=\"132\"\u003ePart Number: HT-220201\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"134\" data-end=\"271\"\u003eThe Haltech NEXUS Rebel LS is a complete engine-management and terminated-harness package developed specifically for Gen III GM LS swaps.\u003c\/p\u003e\n\u003cp data-start=\"273\" data-end=\"671\"\u003eThe Rebel LS combines the ECU, power management, wideband controller, onboard data logging, Wi-Fi connectivity, and an easy-to-install LS engine harness in one integrated system. Dedicated, preconfigured inputs and outputs eliminate much of the wiring and software setup normally required with a universal standalone ECU, while Haltech’s LS Setup Wizard makes initial configuration straightforward.\u003c\/p\u003e\n\u003cp data-start=\"673\" data-end=\"812\"\u003eThis kit supports Gen III LS engines equipped with a cable-operated throttle body, EV1 high-impedance injectors, and a manual transmission.\u003c\/p\u003e\n\u003cp data-start=\"814\" data-end=\"830\"\u003e\u003cstrong data-start=\"814\" data-end=\"830\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"832\" data-end=\"1854\"\u003e\n\u003cli data-section-id=\"61a2c5\" data-start=\"832\" data-end=\"881\"\u003eDesigned specifically for Gen III GM LS engines\u003c\/li\u003e\n\u003cli data-section-id=\"1bq27hq\" data-start=\"882\" data-end=\"930\"\u003eComplete terminated and labeled engine harness\u003c\/li\u003e\n\u003cli data-section-id=\"pdp2ts\" data-start=\"931\" data-end=\"1016\"\u003eIncluded cable-throttle, throttle-position-sensor, and idle-air-control sub-harness\u003c\/li\u003e\n\u003cli data-section-id=\"mujh8y\" data-start=\"1017\" data-end=\"1061\"\u003eBuilt-in Bosch LSU 4.9 wideband controller\u003c\/li\u003e\n\u003cli data-section-id=\"1mr8693\" data-start=\"1062\" data-end=\"1137\"\u003eBuilt-in 4-bar MAP sensor for naturally aspirated or boosted combinations\u003c\/li\u003e\n\u003cli data-section-id=\"58sh9u\" data-start=\"1138\" data-end=\"1221\"\u003eAutomatic recognition of supported GM LS crankshaft and camshaft trigger patterns\u003c\/li\u003e\n\u003cli data-section-id=\"gpbogf\" data-start=\"1222\" data-end=\"1271\"\u003eOnboard Wi-Fi and high-speed USB-C connectivity\u003c\/li\u003e\n\u003cli data-section-id=\"1k39uq6\" data-start=\"1272\" data-end=\"1300\"\u003e32 MB onboard data logging\u003c\/li\u003e\n\u003cli data-section-id=\"ef682k\" data-start=\"1301\" data-end=\"1326\"\u003eHaltech LS Setup Wizard\u003c\/li\u003e\n\u003cli data-section-id=\"hlni1o\" data-start=\"1327\" data-end=\"1356\"\u003eUp to 3D long-term learning\u003c\/li\u003e\n\u003cli data-section-id=\"byysns\" data-start=\"1357\" data-end=\"1379\"\u003eFlex-fuel capability\u003c\/li\u003e\n\u003cli data-section-id=\"1x5ask5\" data-start=\"1380\" data-end=\"1415\"\u003eClosed-loop oxygen-sensor control\u003c\/li\u003e\n\u003cli data-section-id=\"ede75q\" data-start=\"1416\" data-end=\"1446\"\u003e3D closed-loop boost control\u003c\/li\u003e\n\u003cli data-section-id=\"df7z8f\" data-start=\"1447\" data-end=\"1475\"\u003eDual-channel knock control\u003c\/li\u003e\n\u003cli data-section-id=\"wl0ec7\" data-start=\"1476\" data-end=\"1507\"\u003eMulti-level engine protection\u003c\/li\u003e\n\u003cli data-section-id=\"5s5w4t\" data-start=\"1508\" data-end=\"1605\"\u003eLaunch control, traction control, flat shift, nitrous control, transbrake control, and anti-lag\u003c\/li\u003e\n\u003cli data-section-id=\"10oyy70\" data-start=\"1606\" data-end=\"1723\"\u003eDirect control of the ignition, injectors, fuel pump, cooling fan, and an additional high-current auxiliary circuit\u003c\/li\u003e\n\u003cli data-section-id=\"sdqe02\" data-start=\"1724\" data-end=\"1854\"\u003eHaltech CAN integration for compatible dashes, keypads, PDMs, wideband controllers, I\/O expanders, and other Haltech CAN devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1856\" data-end=\"1872\"\u003e\u003cstrong data-start=\"1856\" data-end=\"1872\"\u003eKit Includes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1874\" data-end=\"2452\"\u003e\n\u003cli data-section-id=\"cvqgbt\" data-start=\"1874\" data-end=\"1910\"\u003e\n\u003cstrong data-start=\"1876\" data-end=\"1889\"\u003eHT-220001\u003c\/strong\u003e — NEXUS Rebel LS ECU\u003c\/li\u003e\n\u003cli data-section-id=\"9c2bfz\" data-start=\"1911\" data-end=\"1959\"\u003e\n\u003cstrong data-start=\"1913\" data-end=\"1926\"\u003eHT-186500\u003c\/strong\u003e — Main terminated engine harness\u003c\/li\u003e\n\u003cli data-section-id=\"54rvsm\" data-start=\"1960\" data-end=\"2012\"\u003e\n\u003cstrong data-start=\"1962\" data-end=\"1975\"\u003eHT-186504\u003c\/strong\u003e — Cable-throttle and IAC sub-harness\u003c\/li\u003e\n\u003cli data-section-id=\"t3w8e8\" data-start=\"2013\" data-end=\"2058\"\u003e\n\u003cstrong data-start=\"2015\" data-end=\"2028\"\u003eHT-186501\u003c\/strong\u003e — LS EV1 injector sub-harness\u003c\/li\u003e\n\u003cli data-section-id=\"6jixdy\" data-start=\"2059\" data-end=\"2108\"\u003e\n\u003cstrong data-start=\"2061\" data-end=\"2074\"\u003eHT-187003\u003c\/strong\u003e — T56 manual-transmission harness\u003c\/li\u003e\n\u003cli data-section-id=\"1edc1l3\" data-start=\"2109\" data-end=\"2157\"\u003e\n\u003cstrong data-start=\"2111\" data-end=\"2124\"\u003eHT-186123\u003c\/strong\u003e — 2-pin Bosch alternator harness\u003c\/li\u003e\n\u003cli data-section-id=\"o2c54i\" data-start=\"2158\" data-end=\"2206\"\u003e\n\u003cstrong data-start=\"2160\" data-end=\"2173\"\u003eHT-186124\u003c\/strong\u003e — 4-pin Delco alternator harness\u003c\/li\u003e\n\u003cli data-section-id=\"1c2xek5\" data-start=\"2207\" data-end=\"2256\"\u003e\n\u003cstrong data-start=\"2209\" data-end=\"2222\"\u003eHT-186125\u003c\/strong\u003e — 2-pin Yazaki alternator harness\u003c\/li\u003e\n\u003cli data-section-id=\"ckayes\" data-start=\"2257\" data-end=\"2311\"\u003e\n\u003cstrong data-start=\"2259\" data-end=\"2272\"\u003eHT-186508\u003c\/strong\u003e — Gen III knock-sensor adapter harness\u003c\/li\u003e\n\u003cli data-section-id=\"lrvafq\" data-start=\"2312\" data-end=\"2350\"\u003eBosch LSU 4.9 wideband oxygen sensor\u003c\/li\u003e\n\u003cli data-section-id=\"1mro3rt\" data-start=\"2351\" data-end=\"2379\"\u003eWeld-on oxygen-sensor bung\u003c\/li\u003e\n\u003cli data-section-id=\"114ufgf\" data-start=\"2380\" data-end=\"2414\"\u003eM14 x 1.5 air-temperature sensor\u003c\/li\u003e\n\u003cli data-section-id=\"1abghcw\" data-start=\"2415\" data-end=\"2452\"\u003eWeld-on air-temperature-sensor bung\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2454\" data-end=\"2476\"\u003e\u003cstrong data-start=\"2454\" data-end=\"2476\"\u003eECU Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2478\" data-end=\"4710\"\u003e\n\u003cli data-section-id=\"obvu3m\" data-start=\"2478\" data-end=\"2512\"\u003e8 preconfigured ignition outputs\u003c\/li\u003e\n\u003cli data-section-id=\"aewiga\" data-start=\"2513\" data-end=\"2562\"\u003e8 preconfigured high-impedance injector outputs\u003c\/li\u003e\n\u003cli data-section-id=\"3h9vu3\" data-start=\"2563\" data-end=\"2607\"\u003e5 user-configurable digital pulsed outputs\u003c\/li\u003e\n\u003cli data-section-id=\"pi6ms7\" data-start=\"2608\" data-end=\"2683\"\u003eDigital pulsed outputs are low-side switched and rated for up to 3 A each\u003c\/li\u003e\n\u003cli data-section-id=\"wxs28n\" data-start=\"2684\" data-end=\"2732\"\u003e4 user-configurable synchronized pulsed inputs\u003c\/li\u003e\n\u003cli data-section-id=\"12avvbt\" data-start=\"2733\" data-end=\"2815\"\u003eSynchronized pulsed inputs support frequency, duty-cycle, and analog measurement\u003c\/li\u003e\n\u003cli data-section-id=\"bq8ute\" data-start=\"2816\" data-end=\"2895\"\u003eSynchronized pulsed inputs support Hall-effect, optical, and reluctor sensors\u003c\/li\u003e\n\u003cli data-section-id=\"1zgiz8\" data-start=\"2896\" data-end=\"2947\"\u003eMaximum synchronized pulsed-input voltage of 25 V\u003c\/li\u003e\n\u003cli data-section-id=\"15cscv5\" data-start=\"2948\" data-end=\"3005\"\u003eMaximum synchronized pulsed-input frequency of 22.5 kHz\u003c\/li\u003e\n\u003cli data-section-id=\"nijtse\" data-start=\"3006\" data-end=\"3047\"\u003e2 user-configurable 0–5 V analog inputs\u003c\/li\u003e\n\u003cli data-section-id=\"1u7q34k\" data-start=\"3048\" data-end=\"3126\"\u003eSoftware-selectable 1 kΩ pull-up resistor on user-configurable analog inputs\u003c\/li\u003e\n\u003cli data-section-id=\"1ovjfkd\" data-start=\"3127\" data-end=\"3193\"\u003e2 dedicated differential crankshaft and camshaft position inputs\u003c\/li\u003e\n\u003cli data-section-id=\"jb1wv9\" data-start=\"3194\" data-end=\"3260\"\u003eAutomatic recognition of 24x and 58x crankshaft trigger patterns\u003c\/li\u003e\n\u003cli data-section-id=\"1mtjv3l\" data-start=\"3261\" data-end=\"3323\"\u003eAutomatic recognition of 1x and 4x camshaft trigger patterns\u003c\/li\u003e\n\u003cli data-section-id=\"1w07zp6\" data-start=\"3324\" data-end=\"3390\"\u003eHalf-sync operation supported without a camshaft-position signal\u003c\/li\u003e\n\u003cli data-section-id=\"mm5w8x\" data-start=\"3391\" data-end=\"3451\"\u003e2 dedicated coolant-temperature and air-temperature inputs\u003c\/li\u003e\n\u003cli data-section-id=\"wttozj\" data-start=\"3452\" data-end=\"3503\"\u003e2 dedicated fuel-pressure and oil-pressure inputs\u003c\/li\u003e\n\u003cli data-section-id=\"9ocym4\" data-start=\"3504\" data-end=\"3563\"\u003e4 throttle-position and accelerator-pedal-position inputs\u003c\/li\u003e\n\u003cli data-section-id=\"37c7kl\" data-start=\"3564\" data-end=\"3593\"\u003e1 external MAP-sensor input\u003c\/li\u003e\n\u003cli data-section-id=\"11cjcxs\" data-start=\"3594\" data-end=\"3622\"\u003e1 onboard 4-bar MAP sensor\u003c\/li\u003e\n\u003cli data-section-id=\"1buz271\" data-start=\"3623\" data-end=\"3670\"\u003e2 transmission or vehicle-speed-sensor inputs\u003c\/li\u003e\n\u003cli data-section-id=\"jf8bzx\" data-start=\"3671\" data-end=\"3704\"\u003e2 dedicated knock-sensor inputs\u003c\/li\u003e\n\u003cli data-section-id=\"1xt1ga3\" data-start=\"3705\" data-end=\"3747\"\u003e1 onboard Bosch LSU 4.9 wideband channel\u003c\/li\u003e\n\u003cli data-section-id=\"1aobmb4\" data-start=\"3748\" data-end=\"3828\"\u003e4 half-bridge outputs for idle-air control or drive-by-wire throttle operation\u003c\/li\u003e\n\u003cli data-section-id=\"4mzwuf\" data-start=\"3829\" data-end=\"3860\"\u003e1 dedicated tachometer output\u003c\/li\u003e\n\u003cli data-section-id=\"1vezabc\" data-start=\"3861\" data-end=\"3914\"\u003e1 dedicated 25 A ignition and injector power output\u003c\/li\u003e\n\u003cli data-section-id=\"wkmf84\" data-start=\"3915\" data-end=\"3950\"\u003e1 dedicated 25 A fuel-pump output\u003c\/li\u003e\n\u003cli data-section-id=\"43k4s0\" data-start=\"3951\" data-end=\"3988\"\u003e1 dedicated 25 A cooling-fan output\u003c\/li\u003e\n\u003cli data-section-id=\"uuftdd\" data-start=\"3989\" data-end=\"4032\"\u003e1 user-configurable 25 A auxiliary output\u003c\/li\u003e\n\u003cli data-section-id=\"ebri7o\" data-start=\"4033\" data-end=\"4056\"\u003e1 Haltech CAN network\u003c\/li\u003e\n\u003cli data-section-id=\"tpvgiq\" data-start=\"4057\" data-end=\"4104\"\u003eHigh-speed USB 2.0 through a USB-C connection\u003c\/li\u003e\n\u003cli data-section-id=\"uec65c\" data-start=\"4105\" data-end=\"4195\"\u003eECU configuration, data access, and firmware updates available while powered through USB\u003c\/li\u003e\n\u003cli data-section-id=\"1m9n1ja\" data-start=\"4196\" data-end=\"4261\"\u003eIntegrated Wi-Fi for wireless communication and data extraction\u003c\/li\u003e\n\u003cli data-section-id=\"3q2s59\" data-start=\"4262\" data-end=\"4295\"\u003eLaptop and onboard data logging\u003c\/li\u003e\n\u003cli data-section-id=\"zki0fz\" data-start=\"4296\" data-end=\"4326\"\u003e32 MB onboard logging memory\u003c\/li\u003e\n\u003cli data-section-id=\"ndhkc6\" data-start=\"4327\" data-end=\"4355\"\u003eUp to 300 channels per log\u003c\/li\u003e\n\u003cli data-section-id=\"1vgdqli\" data-start=\"4356\" data-end=\"4392\"\u003eMaximum logging frequency of 1 kHz\u003c\/li\u003e\n\u003cli data-section-id=\"1nb2ot2\" data-start=\"4393\" data-end=\"4428\"\u003eIntegrated 4-channel oscilloscope\u003c\/li\u003e\n\u003cli data-section-id=\"xp47jh\" data-start=\"4429\" data-end=\"4462\"\u003e32 × 32 tuning-table resolution\u003c\/li\u003e\n\u003cli data-section-id=\"1x8bjdk\" data-start=\"4463\" data-end=\"4495\"\u003e8–22 V operating-voltage range\u003c\/li\u003e\n\u003cli data-section-id=\"18afa1w\" data-start=\"4496\" data-end=\"4593\"\u003eOverall dimensions of 7.7 × 5.9 × 1.8 in. (196 × 149 × 44.5 mm), including connector protrusion\u003c\/li\u003e\n\u003cli data-section-id=\"vwk5xk\" data-start=\"4594\" data-end=\"4638\"\u003eWeight of approximately 2.53 lb. (1.15 kg)\u003c\/li\u003e\n\u003cli data-section-id=\"iprosq\" data-start=\"4639\" data-end=\"4710\"\u003eAmbient operating-temperature range of −40°F to 185°F (−40°C to 85°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4712\" data-end=\"4733\"\u003e\u003cstrong data-start=\"4712\" data-end=\"4733\"\u003eApplication Notes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"4735\" data-end=\"7814\"\u003e\n\u003cli data-section-id=\"19oett6\" data-start=\"4735\" data-end=\"4809\"\u003eIntended for Gen III GM LS engines using a cable-operated throttle body.\u003c\/li\u003e\n\u003cli data-section-id=\"wvdd7b\" data-start=\"4810\" data-end=\"4961\"\u003eThe included throttle sub-harness connects to a GM LS cable-operated throttle body with a throttle-position sensor and 4-wire idle-air-control valve.\u003c\/li\u003e\n\u003cli data-section-id=\"1nzeopy\" data-start=\"4962\" data-end=\"5027\"\u003eThe supplied injector sub-harness uses EV1 injector connectors.\u003c\/li\u003e\n\u003cli data-section-id=\"tprec0\" data-start=\"5028\" data-end=\"5082\"\u003eThe ECU supports high-impedance fuel injectors only.\u003c\/li\u003e\n\u003cli data-section-id=\"113xuvd\" data-start=\"5083\" data-end=\"5261\"\u003eThe Gen III knock-sensor adapter converts the two Gen IV-style knock-sensor connectors on the main harness to the single connector used by Gen III valley-mounted knock sensors.\u003c\/li\u003e\n\u003cli data-section-id=\"bmbzn6\" data-start=\"5262\" data-end=\"5368\"\u003eThe main harness connects directly to a Gen III-style MAP sensor and early-style GM oil-pressure sensor.\u003c\/li\u003e\n\u003cli data-section-id=\"u2zfep\" data-start=\"5369\" data-end=\"5472\"\u003eLater Gen IV MAP and oil-pressure sensors require the appropriate adapter harnesses, sold separately.\u003c\/li\u003e\n\u003cli data-section-id=\"ds0ku1\" data-start=\"5473\" data-end=\"5637\"\u003eThe camshaft-sensor connector’s signal and sensor-power wires must be pinned into the appropriate connector positions for the specific camshaft sensor being used.\u003c\/li\u003e\n\u003cli data-section-id=\"f1832v\" data-start=\"5638\" data-end=\"5772\"\u003eThe ECU automatically identifies supported 24x or 58x crankshaft patterns and 1x or 4x camshaft patterns when the engine is cranked.\u003c\/li\u003e\n\u003cli data-section-id=\"186xc6o\" data-start=\"5773\" data-end=\"5901\"\u003eThe included transmission harness connects the Rebel LS main harness to the vehicle-speed sensor on a T56 manual transmission.\u003c\/li\u003e\n\u003cli data-section-id=\"gk9wuh\" data-start=\"5902\" data-end=\"6022\"\u003eOther manual-transmission applications may require application-specific vehicle-speed and related transmission wiring.\u003c\/li\u003e\n\u003cli data-section-id=\"1txhesc\" data-start=\"6023\" data-end=\"6199\"\u003eDrive-by-wire throttle control is supported by the ECU, but the required throttle and accelerator-pedal adapter harnesses are not included in this Gen III cable-throttle kit.\u003c\/li\u003e\n\u003cli data-section-id=\"lwonj2\" data-start=\"6200\" data-end=\"6378\"\u003eCompatible electronically controlled GM automatic transmissions require a separate Haltech Ti-series transmission interface, transmission harness, and supporting configuration.\u003c\/li\u003e\n\u003cli data-section-id=\"1tcyw83\" data-start=\"6379\" data-end=\"6500\"\u003eEngines combining Gen III and Gen IV sensors, throttles, injectors, or pedals may require additional adapter harnesses.\u003c\/li\u003e\n\u003cli data-section-id=\"qz2g09\" data-start=\"6501\" data-end=\"6567\"\u003eA flex-fuel composition sensor is supported but is not included.\u003c\/li\u003e\n\u003cli data-section-id=\"1adu6u4\" data-start=\"6568\" data-end=\"6725\"\u003eA fuel-pressure sensor is supported but is not included. Adding one allows fuel-pressure compensation and fuel-pressure-based engine-protection strategies.\u003c\/li\u003e\n\u003cli data-section-id=\"mt7v8z\" data-start=\"6726\" data-end=\"6891\"\u003eThe onboard wideband controller supports one Bosch LSU 4.9 sensor. Dual-bank wideband monitoring requires an additional Haltech CAN wideband controller and sensor.\u003c\/li\u003e\n\u003cli data-section-id=\"ocqhpd\" data-start=\"6892\" data-end=\"7099\"\u003eThe ECU provides one user-configurable 25 A auxiliary output that can operate a secondary fuel pump, additional cooling fan, starter solenoid, high-current solenoid, or another suitable switched 12 V load.\u003c\/li\u003e\n\u003cli data-section-id=\"xrio3r\" data-start=\"7100\" data-end=\"7231\"\u003eThe ECU requires direct battery-positive and battery-negative connections. The required 4 AWG battery cables are sold separately.\u003c\/li\u003e\n\u003cli data-section-id=\"qv7lw0\" data-start=\"7232\" data-end=\"7400\"\u003eThe Rebel LS Setup Wizard generates an initial configuration based on the selected engine, camshaft, throttle, MAP sensor, fuel system, injectors, and ignition coils.\u003c\/li\u003e\n\u003cli data-section-id=\"1jlst54\" data-start=\"7401\" data-end=\"7603\"\u003eThe supplied base configuration is intended to start and operate the engine. Final calibration is still required for the actual engine, fuel system, induction system, exhaust, and vehicle combination.\u003c\/li\u003e\n\u003cli data-section-id=\"t73ck4\" data-start=\"7604\" data-end=\"7814\"\u003eThe ECU’s CAN network is intended for compatible Haltech CAN devices. Retention of factory instrument-cluster, ABS, body-control, or other OEM CAN functions requires separate application-specific integration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"7816\" data-end=\"7840\"\u003e\u003cstrong data-start=\"7816\" data-end=\"7840\"\u003eHaltech Usage Notice\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"7842\" data-end=\"8118\"\u003e\u003cem data-start=\"7842\" data-end=\"8118\"\u003eHaltech products are designed and sold for sanctioned off-road, competition, and non-emissions-controlled applications. The purchaser and installer are responsible for confirming compliance with all applicable federal, state, and local emissions and vehicle-use regulations.\u003c\/em\u003e\u003c\/p\u003e","brand":"Haltech","offers":[{"title":"Default Title","offer_id":46235429765177,"sku":null,"price":1695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0809\/8512\/9017\/files\/HT-220201_00.avif?v=1784723570","url":"https:\/\/rad-power.com\/products\/haltech-nexus-rebel-ls-gen-iii","provider":"RAD","version":"1.0","type":"link"}