Link G4X JZXLink JZX100X ECU

The Link G4X JZXLink JZX100X ECU is a direct-fit engine management system designed for Toyota JZX100 platforms using the 1JZ-GTE VVTi engine. It installs into the factory ECU enclosure and connects directly to the OEM wiring loom on supported vehicles.

This ECU is intended for manual transmission vehicles only and supports most factory systems while providing advanced tuning capability through the G4X platform.

Important: Manual transmission only. Designed for 1JZ-GTE VVTi engines. Includes onboard 7 bar MAP sensor. Please confirm your ECU connector matches the header shown in the product images before purchase.

Engine Control Capability

• Designed for 1JZ-GTE VVTi engines
• Sequential fuel injection
• Digital triggering using OEM patterns
• Precision closed loop cam control
• Staged injection support
• Knock control with windowing

Hardware and Platform

• Direct plug-in installation using factory ECU enclosure
• Includes onboard 7 bar MAP sensor
• Continuous onboard barometric correction
• USB tuning connection
• 512 MB onboard data logging

Vehicle Compatibility

• Toyota JZX100 with 1JZ-GTE VVTi engine
• Manual transmission only

G4X Plug-In Key Features

• Up to 6D fuel and ignition mapping
• Sequential fuel delivery
• OEM idle control supported
• 5D boost control with three switchable tables
• Launch control, anti lag, and flat shift
• Individual cylinder fuel and ignition correction
• Gear-based fuel, ignition, and boost compensation
• QuickTune automated fuel tuning
• Selectable dual fuel, ignition, and boost maps
• CAN communication support

I/O Expansion

Expansion Connector 1 (Con5)

• GND – Sensor ground
• Analogue Voltage 4
• Analogue Temperature 2
• +5V Out – Low current +5V supply
• Analogue Voltage 5
• DI3 – Digital input
• DI4 – Digital input
• Aux Injector 8

Expansion Connector 2 (Con6)

• Analogue Temperature 4
• DI1 – Digital input
• DI2 – Digital input
• Aux Ignition 4
• Aux Ignition 5
• Aux Ignition 6
• Analogue Voltage 1
• Analogue Voltage 2

E-Throttle Connector

• Signal ground
• +5V out
• Analogue Voltage 10
• Analogue Voltage 9
• Analogue Voltage 8
• Analogue Voltage 7
• Aux 10
• Aux 9

Downloads and Resources

• Installation Manual (PDF)

View all Link ECU Resources