SKU: BXAC-00700
BLOX Racing Honda OBD0 – OBD1 ECU Jumper Harness 1988-1993 Civic CRX Integra
The BLOX Racing OBD0-OBD1 ECU jumper harness connects OBD0 vehicle wiring to an OBD1 ECU for expanded tuning options and engine management. It fits 1988-1991 Honda Civic and CRX plus 1990-1993 Acura Integra models with OBD0 systems. This harness delivers clean power signals and supports performance modifications like ECU swaps.
Key Features
- Plug-and-Play Design: Direct connection between chassis harness and OBD1 ECU with no cutting or soldering needed for fast setup.
- OEM-Spec Connectors: Matches factory pinouts for secure fit and prevents signal loss during operation.
- High-Strand Copper Wire: 18-gauge wiring resists corrosion and handles high current for long-term reliability.
- OBD1 ECU Compatibility: Converts OBD0 signals to OBD1 allowing use of programmable ECUs and aftermarket chips.
- Performance-Ready Build: Supports boosted setups and swaps with stable idle and throttle response.
Product Notes
- Confirm your ECU jumper harness matches OBD0 chassis exactly before purchase.
- Store in dry conditions to maintain wire insulation integrity.
- Packaged for protection during transit with anti-static bag.
Installation Notes
- Professional installation recommended.
- Unplug battery before routing harness to avoid shorts.
- Uses stock mounting clips no extra hardware required.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1988-1991 | Honda | Civic | All |
| 1988-1991 | Honda | CRX | All |
| 1990-1993 | Acura | Integra | All |
Why Choose BLOX Racing?
- Established leader in Honda aftermarket parts since 1998.
- Manufactured with automotive-grade materials for daily drivability.
- Engineered for precise fitment in JDM and USDM chassis.
Frequently Asked Questions
- Q: Will this harness fit 1992 Civic models?
A: Designed for 1988-1991 OBD0 Civics only 1992 models use OBD1 stock. - Q: What wire gauge is used in construction?
A: 18-gauge high-strand copper for optimal signal transmission and heat resistance. - Q: Does BLOX offer warranty on this harness?
A: Covered under BLOX Racing limited lifetime warranty against defects in materials.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Compact box measuring 10 x 6 x 2 inches
- Weight: 0.4 lbs





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