Keeps the main harness waterproof for applications that do not use a spare switch
Fits:
Yamaha GP1800 series main harness
Yamaha FX series main harness
As supplied this product is direct Plug 'n' Play compatible with a NEXUS VCU, an Elite ECU CAN port, Elite ECU Harness, CAN connector, or multiple CAN device installation using an Elite 4 Port CAN HUB.
Suits: Elite and NEXUS Series ECUs only
Includes: Eight Channel Thermocouple Amplifier, CAN cable, DTM-4 to Circular Connector Cable 1200mm / 4ft, Quick Start Guide
Notes: Thermocouple Probes Sold Separately
Yamaha WaveRunner PWC throttle body connector kit. Engine harness side
This connector kit is a replacement for the engine harness side connector that attaches the main harness to the throttle body sub-harness.
A complete kit contains:
1 connector with lock G11
6 red seals A51
6 contacts B35
This harness connects to the voltage rectifier on Yamaha GP1800 and FX models 18+. It provides stable amperage and a clean installation. It works with our main harness and connects directly to the battery.
The Haltech CAN Wideband Controller allows the user to accurately measure air/fuel ratios over a wide range from rich to lean via the Haltech CAN system for precise engine tuning
LENGTH: 1.2M (4ft)
INCLUDES: Dual Channel, CAN Wideband Controller, 2 x 4.9LSU Sensor, CAN Cable (4'/1200mm), Power Supply Cable, 2 x Weld-on Bung, Quick Start Guide.
NOTES: The ideal CAN expansion accessory for all Elite Series ECUs.
Smaller, lighter and water-proof! The new Haltech Wideband Controller can now be safely fitted inside your engine bay
Suits: NTK Sensor
Includes: Dual Channel, CAN Wideband Controller, 2 x NTK Sensors, CAN Cable (4'/1200mm), Power Supply Cable, 2 x Weld-on Bung, Quick Start Guide.
Notes: Best product for methanol powered vehicles
Genuine NTK sensor modified by Haltech to improve sensor longevity and accuracy at extremely rich air to fuel ratios by the addition of a thin walled spring steel radial shroud at the sensor tip
Includes: 1 x NTK LZA08-H5 Wideband Sensor - modified
Suits: NEXUS Series devices and NTK WB1+WB2 CAN Wideband units.
Yamaha 1.8L waverunner accelerator position sensor (APS) connector kit for newer style GP1800 and other models.
Fits all Yamaha waverunner models with the newer integral pedal position sensor on the steering wheel.
A complete kit contains
1 APS Connector K12
9 seals A61
10 contacts B35
Yamaha 1.8L waverunner accelerator position sensor (APS) connector kit.
Fits all Yamaha waverunner models up to 2017 with cable driven 8-pin APS module mounted beneath steering column on the left side of the hull.
A complete kit contains
1 APS Connector G15
8 red seals A50
9 contacts B34
2 cavity seals A40
This harness completely replaces the OEM harness in the Yamaha WaveRunners GP1800 models from 2017-2022. We have perfected this design through years of racing and development. Completely waterproof when used as recommended and slim design packed with many features like:
Plugs to a Haltech Nexus S2 latest generation programmable ECU
Boost control solenoid output
Ride control (Reverse)
Trim control
Auxiliary fuel pump support
Bilge pump
Compatible with OEM 2021+ dash and Haltech dash
Nitrous solenoid control
Nitrous bottle pressure
Oil pressure
Oil temperature
Tunnel pressure monitoring via adapter harness
Rotary trim input
Auxiliary switch input
Compatible with OEM DBW throttle body. Compatible with Bosch throttle body via adapter harness
Knock sensor control
Flex fuel sensor ready
GPS input ready
Compatible with low impedance injectors
Traction control
Rolling launch
Compatible with both Bosch and NTK wideband sensors
These harnesses have been winning races since 2011 and are a tested product. They come completely sealed with the basic functionality but can be easily expanded using our plug and play adapter harnesses in order to connect to any sensors the end user requires.
Full documentation and pinout is provided for easy troubleshooting as well as a complete catalog of every connector, contact and seal on our website.
We provide a base map with the purchase of every harness.
For applications that require additional functionality than what the base harness comes with, we recommend purchasing the correct harnesses from the list below:
YAM-GP-REG-H-00
Voltage regulator charging harness for Yamaha WaveRunner 2018+. (This harness is required for any application that runs a 12V battery and OEM stator)
HT-010726
Adapter harness for Bosch LSU 4.9 wideband sensor (Sensor sold separately)
HT-010727
Adapter harness for NTK wideband sensor. (Sensor sold separately)
YAM-GP-TUNNEL-H-3F
2ft sub-harness for tunnel pressure sensor (Sensor sold separately)
YAM-GP-OILP-H
2.5ft harness for oil pressure monitoring (Sensor sold separately)
