Description
Our Pro-Series is ideal for those looking for the best aesthetics, weight savings and reliability. Completely replace your old harness and forget about electrical gremlins. Dress up your bay and take all the pain out of wiring work with this harness. This Wiring Specialties PRO Series harness was designed from the ground-up, specifically for a Universal Datsun installation with a RB20DET S2 engine swap. This harness will work exceptionally well in any Datsun installation. The engine fires up with only 2 wires needing connection, along with a fuel line and a good battery. The harness is designed ‘Tucked’ for a clean installation. The harnesses are built to exceed OEM spec for wire quality and power/ground routing. Wiring Specialties offers a number of options for common performance upgrades for this product. Build your perfect harness by selecting from the available options to the right. Engine: R32 GTS or GTS-T RB20DET Any Second Gen RB20DET from 1989-1993 Skyline GTS/GTST Any Second Gen RB20DET from 1989-1993 Nissan Laurel and Cefiro 200zx Z31 and Gen 1 model RB20 is NOT supported (unsure, ask) Chassis: Any Datsun application Any Datsun (Datsun roadster, Datsun 240z, Datsun 260z, Datsun 280z, Datsun…) Sports cars with no OEM body wiring or Non EFI cars Cars that benefit from EFI wiring run without body wiring connections INCLUDED WITH THIS PRO-SERIES HARNESS Main Engine and Transmission one-piece tucked harness External and removable Fuse and Relay block Includes Fuel Pump, Ignition and Fan relays Relay system installed for proper ECCS ON and OFF operation with ECU Memory retention Fuel Pump output wire that connects directly to the pump Starter trigger wire available in the interior for easy and clean install Battery power pick-up at the starter for easy and clean install Ignition input signal from ignition key Harness is designed to keep the ECU in the cabin and will reach both left and right bulkhead openings OUTPUT connections for ECU tachometer signal, check engine light, engine temp (Nissan dash signal) and alternator charge indicator, reverse lights, speed sensor, NOTE: Output signals supplied ONLY – they may need to be conditioned for use with vehicle’s gauges. Aftermarket gauges may be required. This part of the install REQUIRES connections of the EFI harness to the body/dash/steering column of the car. User must have basic electrical skills to complete this. HARNESS CONNECTIONS 6x Coilpack connections 2x knock sensor connections Alternator charge cable MAFS connector TPS connector TPS switch connector Boost solenoid wiring with OEM connector 6x Injector connections Cam sensor connector Idle air solenoid connector OEM Oxygen sensor connector (wideband wiring is not part of the EFI harness and needs to be supplied) 2x ground ring terminals Air regulator connector (under intake manifold location) ECT sensor connector and cluster coolant temp switch connector Reverse lights sensor connector Speed sensor connector Alternator connector Starter signal connector OEM oil pressure 2-pin connector (only 2-pin version supplied) Nissan Diagnostics connector Printable install instructions with pictures ** For aftermarket ECUs and Speed/Density conversion, the harness will include an IAT sensor and MAP sensor connectors instead of the MAFS connectors ** Apex’I PFC conversions ONLY include the IAT sensor on the main harness. The MAP sensor is wired separately, from the PFC box directly to the sensor. MAP sensor harness should be purchased with the PFC Turn Key ENGINE START Guarantee Tech support for our customers 7 days a week PRO-SERIES HARNESS TECHNICAL SPECS Plug and Play – installs in minutes NO CORE HARNESS or additional wiring required OEM wire colors used, where applicable All sensor signal connection use EM shielded wires Fireproof fiberglass sleeving used in high-temp sections near the manifold & turbo Point-to-Point continuity tested on every wire Constructed using exact OEM connectors and seals Made with high temp TXL wire with adhesive shrink tubing (-40°C/-40°F to +125°C/+257°F operating temperature) Wrapped in lightweight nylon loom (-94°C/-137°F to +125°C/+257°F operating temperature) Includes a charge harness and improved grounds Fully tested after production for an easy plug-and-play replacement Relay block includes the Ignition, Fuel Pump and Fan relays. The Fan relay can be reclaimed as the AC relay.
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