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Spare Injector / ignition question.


nissan200sx.dk

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Hi.

I want to use my spare injecter drive 7 to ISC solenoid, Injector drive 8 as CE light, Ignition drive 7 to boost solenoid, and Ignition drive 8 to CAM solenoid. Only thing I can see polarity on is CE light. that is set to low (ground), how about the others?

I cant seem to find any help on this in the manual, or is it just me that cant see the forrest because of all the trees in front of it?!?

Ronni

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Hi.

I want to use my spare injecter drive 7 to ISC solenoid, Injector drive 8 as CE light, Ignition drive 7 to boost solenoid, and Ignition drive 8 to CAM solenoid. Only thing I can see polarity on is CE light. that is set to low (ground), how about the others?

I cant seem to find any help on this in the manual, or is it just me that cant see the forrest because of all the trees in front of it?!?

Ronni

The manual states: "A two terminal ISC solenoid may be wired to Auxiliary Channels 1 to 8. Injection channels can not be used for ISC control" (under the manual topic wiring information -> output wiring -> idle speed control ->"Two Terminal ISC Solenoid"

dug this stuff up when i was wiring my 3 terminal isc, (you have to use aux1 for the slave)

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Thank you, will move it to a IGN drive instead and use a diode as my manual says I can.

So this list is now:

I want to use my spare injecter drive 7 to CAM solenoid , Injector drive 8 as CE light, Ignition drive 7 to boost solenoid, and Ignition drive 8 to ISC solenoid (will use the diode show in manual here). Only thing I can see polarity on is CE light. that is set to low (ground), how about the others?

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From the manual:

VX ECUs have up to 10 auxiliary outputs. Unused ignition and injection channels can also be used as auxiliary outputs. Auxiliary outputs are general-purpose outputs that may be used to perform a wide range of functions. However, the following limitations apply:

· All Auxiliary, Ignition and Injection outputs can switch a load by supplying a ground for it.

· Aux 5 to 8 can be used as high side drives (ie they can supply power to a load).

· A Three Terminal ISC Solenoid must be wired to Aux 1 and Aux 2.

· An ISC Stepper Motor must be wired to Aux 5, Aux 6, Aux 7 and Aux 8.

· Aux 5 to 8 and Ignition 1 to 4 when used as Aux channels can not be Pulse Width Modulated (PWM) above 300Hz (except in tacho mode).

· VVT Solenoids must be wired to Aux channels 1 to 4.

· An Electronic Throttle Control Motor must be wired to Aux 9 and Aux 10.

Auxiliary Outputs are normally used to supply a GROUND to actuate solenoids, relays, LEDs or lights. The amount of current flow is entirely dependant on the internal resistance of the device connected to a drive. The load must not draw more than 2 Amps. This means that a directly connected load should have a resistance exceeding 7Ω. If the resistance is lower than this a relay should be used. DO NOT connect +12V directly to any auxiliary output.

The following list shows only some of the devices that can be controlled by Auxiliary Outputs

· Idle Speed control (ISC) Solenoids and Stepper Motors

· Boost Control Solenoid

· Fuel Pump Relay

· Fuel Pump Speed controller

· Engine Fan Relay

· A/C Clutch Relay

· A/C Fan Relay

· Inter-cooler Spray Pump Relay

· Tachometer

· Check Engine Light

· Purge and EGR Solenoids

· Variable Valve Timing Solenoids

· Speedometer

· Oxygen Sensor Heater

· Water Injection

· Nitrous Oxide Injection

· Electronic Throttle Control

· General Purpose Switching

· General Purpose Pulse Width Modulation (PWM)

So the spare IGN / INJ that I cant change to low or high, must go low?

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