Wiring Specialties 1JZGTE VVTi ETCSi Wiring Harness for BMW E36 - PRO SERIES

Looking for the best in aesthetics, weight savings and reliability out of your harness?  Our Pro Series harness completely replaces your old OEM harness so you can forget about those electrical gremlins.

This Wiring Specialties PRO Series harness was designed from the ground-up to exceed OEM specifications for wire quality, power/ground routing. With our optimized and 'tucked' approach the end result will be a clean and worry free installation with a guaranteed start up​.​

This harness is specifically engineered for a BMW E36 (92-99 with the 1JZGTE VVTi ETCSi engine swap. It was developed in house on an actual 1JZGTE VVTi ETCSi engine in an S14 240sx chassis to ensure a perfect fit to all engine connections.

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, and as always - if you have any questions, please reach out to us.

ENGINE: JZS171, JZS161 and JZX110 1JZGTE VVTi ETCSi

• Any 1JZGTE VVT-i ETCSi from a Toyota Aristo JZS161, Toyota Crown JZS171 or Toyota Verossa JZX110 with the ETCSi stamp (single butterfly system) and drive by wire.
• Oval Alternator, New Style Starter, and Plastic Coolant & Oil pressure connector supplied by default. If you need different connectors for these please leave a Note / Comment when checking out.
• Standard – VVTi batched ignition (chip and coils) are supplied, but sequential NON VVTi ignition is available as an option.
• For GM/LQ9 coils – upgrade should be used with an aftermarket ECU and run sequentially. OEM ECUs require IGF signal produced by the ignition chip. When the chip is removed for LQ9 coil installation, an aftermarket ECU or IGF simulator box is required.

CHASSIS: BMW E36

• Any USDM LHD E36 BMW manufactured in 1992-1999
• Factory Speedometer functions by utilizing the ABS system outputs. As long as this system is properly functional, the speedometer will remain accurate.
• Factory Tachometer remains accurate unless number of cylinders changes. Use Dakota Digital SGi-8 if the number of cylinders has changed from factory.
• For proper engine temp gauge functionality a BMW E36 ECT sensor must be installed into the coolant elbow. Harness connection will be provided at the OEM Gauge temp sender location. BMW sensor - BOSCH Part# 0280130026
• A/C wiring utilizes stock BMW fuse box AC relay and wiring. The AC compressor connector must be wired to the chassis’ output AC signal wire.
• Retains functional oil pressure display, alternator charge light, reverse lights and wipers.

PRO-SERIES HARNESS INCLUDES

• Main Engine and Transmission one-piece tucked harness
• 3x Coilpack connections
• 2x Knock sensor connectors
• MAP connector
• IAT connector
• TPS connector
• Boost solenoid wiring (with AEM/Haltech or aftermarket computers)
• VVT-I connector
• 10-pin igniter chip connector (relocated to inside the car)
• 2x CAM sensor connector
• Crank sensor connector
• Idle air motor connector
• OEM Oxygen sensor connectors (wideband wiring is not part of the EFI harness, except AEM Infinity 6/8)
• 2 x Ground ring terminal
• ECT sensor connector and cluster coolant temp switch connector
• Reverse lights sensor connector
• Speed sensor connector
• Alternator connector
• Starter signal connector
• OEM oil pressure 1-pin connector
• Speed and Tach signal converter connector
• ECU Diagnostics mode connector
• ** No traction Control wiring supplied
• Printable install instructions with pictures
• Turn Key ENGINE START Guarantee
• Tech support for our customers 7 days a week 

BUILT TO ORDER - General lead time 2-3 weeks.