Link PlugIn ECU TTLink - TTX - Audi & Volkswagen Models w/ VWAG PQ34 1.8l Turbo engine w/ E-Throttle

The Link G4X ECU TTLink TTX PlugIn Designed for the VWAG PQ34 1.8l Turbo engine with E-Throttle.  

G4X PlugIn ECUs offer the latest in engine management technology, designed to maximize the potential from your car.  This ECU fits in the factory OEM location. Installation is a breeze, with no alteration of the factory wiring loom required for the models listed below.  

• This ECU works with manual transmissions only.   
• Includes an onboard 4 bar or 7 bar MAP sensor.
• Most factory features are supported.
• Check the features tab for I/O expansion options
• This PlugIn ECU is not compatible with the CANJST cables. To connect to the CAN use CANLTW (PN 101-0211) or CANF (PN 101-0020)

Suitable applications: 

• Engine must be 1.8T
• ECU header must have two connectors, 121 pin total
• Must be Drive by Wire (E-throttle)
• Must be manual transmission
• FWD or 4WD (Haldex)

The following vehicles are known to be compatible:

• Audi TT (1999–2002) – AJQ
• VW Beetle (2005) – AWU
• VW Passat (2000) – [No engine code listed]
• VW Golf (2001) – AUM

G4X PlugIn 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 mega bytes data logging memory
• Staged injection
• Knock with "windowing"

I/O Expansion Options:
There is no separate expansion connector on the TT Link. Expansion pins are accessible through the main header, listed below.

• Pin 110 - An Temp 3
• Pin 111 - An Volt 10
• Pin 112 - DI9
• Pin 113 - Ign 6

Installation Manual

G4X Plug-In ECU Installation Manual