VTI
OBD2A to OBD2A + OBD1 ECU Jumper – CR-V Auto / Hondata Dual ECU Adapter
OBD2A to OBD2A + OBD1 ECU Jumper – CR-V Auto / Hondata Dual ECU Adapter
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🔌 CR-V Dual ECU Jumper Harness – OBD2A to OBD2A + OBD1 | VTEC Innovations
This custom in-house adapter is built to allow dual ECU operation in 1997–2001 Honda CR-V automatic chassis. It cleanly splits your factory OBD2A ECU plug into one OBD2A output for stock automatic/dash controls and one OBD1 output for standalone/tuning ECUs like Hondata or Neptune.
No cutting or pin-swapping required — this harness lets you retain full factory functionality while seamlessly adding a programmable OBD1 ECU for tuning control.
Built with:
- OEM-spec OBD2A and OBD1 ECU connectors
- Mil-spec M22759/32 Tefzel wire
- Fully loomed with Raychem ATUM and high-temp braid
- Properly routed and sealed for drop-in install
✅ Key Features:
- Converts OBD2A chassis to support OBD2A (auto ECU) + OBD1 (tuned ECU) in parallel
- Maintains factory automatic transmission, gauges, and accessories
- Supports Hondata, Neptune, chipped OBD1 ECUs
- Clean install — plug-and-play, no permanent modifications
- Built and tested in-house using motorsport-grade materials
📦 Fitment:
- 1997–2001 Honda CR-V (OBD2A, automatic)
- Other OBD2A Honda platforms with auto + tuning needs (if pinout matches)
🔥 Ideal For:
- Auto CR-Vs needing Hondata/Neptune support
- JDM or tuned B/D-series swaps retaining stock auto ECU
- Dual ECU control without cutting or repinning
- Standalone installs with dash + trans functionality
Off-Road Use Disclaimer
Off-Road Use Disclaimer
Disclaimer
Off-Road / Race Use Only
All products and services offered on this website are intended strictly for off-road and race use only. These products may not comply with federal, state, or local emissions, safety, or road-use regulations. It is the sole responsibility of the purchaser to ensure that any modifications comply with all applicable laws and regulations in their area.
No Liability for On-Road Use
By purchasing or installing any products or services from this website, you acknowledge and agree that we are not responsible or liable for any damages, injuries, penalties, fines, or legal issues that may arise from the on-road use of these products. Installation and use of these products on public roads or highways is strictly at your own risk.
Customer Responsibility
The customer assumes full responsibility for:
- Determining the legality of any product for their intended application and location.
- The installation and proper use of all products.
- Any consequences, including but not limited to personal injury, vehicle damage, or legal penalties, that may result from their use.
No Warranty of Compliance
We make no claims, guarantees, or warranties that our products are legal for street use, emissions compliance, or meet any specific regulatory standards outside of their intended off-road/race applications.
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