HA Motorsports OBD1 to OBD2A ECU Jumper Harness

HA Motorsports OBD1 to OBD2A ECU Jumper Harness
Item# OBD1-OBD2A
$120.00
OPTION: 
Availability: In Stock
HA Motorsports OBD1 to OBD2A ECU Jumper HarnessHA Motorsports OBD1 to OBD2A ECU Jumper Harness

HA Motorsports OBD1 to OBD2A ECU jumper harness for converting an OBD1 vehicle to use an OBD2A ECU. HA Motorsports ECU jumper harnesses are constructed using cross-linked automotive TXL wire that exceeds OEM specifications and is extremely durable. Uses all new OEM ECU connectors for durability and OE quality fitment.

JDM OBD2A ECU's do not use a secondary O2 sensor and can use the standard plug-n-play harness.

USDM OBD2A ECU's will require a secondary O2 sensor as well as the CKF sensor circuit. Because of this, HA Motorsports OBD1 to OBD2A ECU conversion harnesses are available with pigtails for wiring in a secondary O2 sensor and CKF sensor bypassed to allow use with a USDM style ECU. Select your choice from the drop-down menu above.

For installing an OBD2A ECU into the following vehicles:

  • 92-95 Honda Civic
  • 92-95 Honda DelSol
  • 92-95 Acura Integra
  • 90-95 Honda Accord 4 cylinder
  • 92-95 Honda Prelude

    - Manual transmission vehicles only.

    All HA Motorsports ECU's, products, and services include a One Full-Year VIP Warranty

      Secondary O2 sensor pigtail wiring -

    • Green wire from OBD2A connector A5 - Secondary O2 sensor heater control.
    • Red wire from OBD2A connector A11 - Secondary O2 sensor power
    • Black wire from OBD2A connector D13 - Secondary O2 sensor ground
    • White wire with yellow stripe from OBD2A connector D14 - Secondary O2 sensor signal / input to ECU