GTTLink NGTTX

Description

The NGTTX fits inside the factory enclosure and replaces the OEM ECU of grey-plug (typically Neo) RB engines, with no alteration to the wiring loom.

G4X Plug-In ECUs replace the factory ECU and fit inside the original enclosure, with no alteration to the vehicle wiring loom. All the features of a Link G4X wire-in ECU, with a direct-fit installation.

Important notes

• Before purchasing, check that your factory ECU connector matches the header shown in the photos.
• Manual transmission only.
• Most factory features are supported.
• This ECU needs a hardware modification before E-Throttle (drive-by-wire) can be used.
• This ECU does not currently output the 4WD signal required for proper 4WD operation in 4WD Stageas and Skylines.
• On models fitted with factory traction control, TCS will no longer function and the TCS and slip lamps will be illuminated.
• Pin 108 (OBD1 wire) is now used for IAT on Temp 4.

Compatible applications

• RB20DE Neo, RB25DE Neo and RB25DET Neo in R34 Skylines
• RB20DE Neo, RB25DE Neo and RB25DET Neo in C35 Laurels
• RB20DE Neo, RB25DE Neo and RB25DET Neo in Nissan Stageas
• Non-Neo engines in Stageas

G4X key features (where applicable)

• Up to 6D fuel and ignition mapping
• Precision closed loop cam control (four cam, independent control)
• Sequential fuel delivery
• Digital triggering, all OEM patterns
• OEM idle hardware supported
• 5D boost control with three switchable tables
• Motorsport features: antilag, launch, flat shift
• Continuous barometric correction (on board)
• CAN port
• QuickTune automated fuel tuning
• Individual cylinder correction
• USB tuning cable included
• Stats recording into on-board memory
• Gear compensations for spark, boost and fuel
• Real time selectable dual fuel, ignition and boost maps
• Sync and crank sensors can be a combination of Hall effect, variable reluctance or optical
• Boost control referenced to gear, speed or throttle position
• 512 MB data logging memory
• Staged injection
• Knock control with windowing

I/O expansion

Inputs and outputs available on the expansion connectors, as per Link documentation.

Expansion connector 1

SGnd	Sensor Ground Only
+5V Out	Low Current +5V Supply
DI 7	Digital Input
DI 8	Digital Input
An Volt 10	Analog 0-5V input
An Volt 9	Analog 0-5V input
Ign 7	Ignition 7 Auxiliary Output
Ign 8	Ignition 8 Auxiliary Output

Expansion connector 2

SGnd	Sensor Ground Only
+5V Out	Low Current +5V Supply
DI 5	Digital Input
DI 6	Digital Input
An Volt 5	Analog 0-5V input
An Volt 6	Analog 0-5V input
An Temp 2	Temperature sensor input
An Temp 3	Temperature sensor input

Pin 108

OBD1 wire now used for IAT on Temp 4.