Get to the stock ECU
Key off. Remove the center console cover by sliding it back and up; the ECU is under it. Unplug the stock ECU from its harness carefully and keep it.
Emtron’s plug-in ECU for the Yamaha YXZ 1000R swaps in for the stock ECU on the factory harness. What it is, how it goes in, the one sensor you must never move, and how to add an ethanol sensor or a CAN gauge.
The install
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Key off. Remove the center console cover by sliding it back and up; the ECU is under it. Unplug the stock ECU from its harness carefully and keep it.
The Emtron YXZ1000R ECU is built to plug straight into the factory harness: two waterproof 34-pin connectors, A and B, in a billet aluminum case. No splicing for a stock-harness install. Secure it where the stock ECU sat.
Emtron’s tuning software, Emtune, is free and runs on Windows. The ECU talks to it over Ethernet, through Emtron’s Ethernet tuning cable (Emtron part 553-15).
The Emtron needs a calibration written for your engine and mods. Send us your build on the hoja de construcción de tune con «Emtron» como la ECU.
Un YXZ con supercharger o turbo necesita un sensor MAP que lea el boost. El que se reemplaza está en cylinder 2 (Emtron input AV3, manifold pressure).
Nunca reemplaces el sensor MAP en el cilindro 1. El Emtron lo usa para sincronizar el motor. Intercámbialo y la ECU pierde la sincronización y el motor no arrancará.
Boosted builds
The YXZ reads manifold pressure in two places. Only one of them can change.
The MAP sensor on cylinder 1 is the Emtron’s sync input. Replace it and you lose 720° sync: the engine won’t start.
The manifold-pressure sensor on cylinder 2 (input AV3) is the one Emtron says to replace when you add a supercharger or turbo.
Flex fuel
Emtron lays out a GM-style ethanol content sensor on the YXZ ECU’s expansion pins. Three wires:
Punto del sensor 1 · potencia: 14 V, desde el pin B1 de la ECU.
Pin del sensor 2 · tierra: Tierra de la ECU, pin A1 o A2.
Pín del sensor 3 · señal: ECU pin B30, digital input 4.
Set the Ethanol Sensor Input Source to DI 4. The ECU decodes ethanol content and fuel temperature on its own (50 Hz reads 0% ethanol, 150 Hz reads 100%), and the ethanol settings open up under Tuning View › Engine Functions.
Ground it to the ECU ground (A1 or A2), nunca a la referencia de sensor analógico 0 V. El sensor de etanol produce una frecuencia, y los sensores de frecuencia no pertenecen a la referencia 0 V.
Indicadores y expansión
El bus CAN 2 está reservado para dispositivos Emtron: lambda, termopar y expansores de entrada y el medidor CAN Emtron. CAN 2 alto es el pin B13, CAN 2 bajo es el pin B19; conexiones de alimentación desde B1 y tierra desde A1/A2.
B16 es la tierra dedicada para sensores analógicos de baja corriente como presión y temperatura. Conéctala directamente al pin de tierra del sensor.
On the YXZ most channels are spoken for by the factory systems. Emtron leaves a user analog input, a user digital input (the ethanol or launch switch input) and two spare outputs, plus CAN bus 2 for anything more.
Up to 32 MB of on-board logging at 1 to 500 Hz across more than 1,200 channels, a 4-channel oscilloscope, on-board barometric pressure and a 3-axis G sensor.
A primera vista
From Emtron’s datasheet.
Preguntas
Not for a stock-harness install. The Emtron YXZ1000R ECU plugs into the factory harness. Wiring only comes into it when you add something, such as an ethanol sensor or a CAN gauge.
The one on cylinder 2 (input AV3). Never the one on cylinder 1: the ECU uses it for engine sync, and without it the engine won’t start.
Emtune, Emtron’s free Windows software, over the Ethernet tuning cable (Emtron part 553-15).
Under the center console cover. Slide the cover back and up to reach it.
Envíanos tu build en la hoja de build del tune con Emtron como la ECU, y nosotros nos encargamos de lo demás.
Tell us the machine, the mods and the fuel. The shop answers by email, usually the same day.