OBD 0 to OBD1

1990 HONDA ACCORD
2.2L • AUTOMATIC
Avatar
TULEL1
  • MEMBER
  • 14 POSTS
I have f22a6 engine with F22a4 wiring and because of the changes i am getting d4 blinking about solenoids short. Based on what i have read, it seem i have obd0 trying to connect 0bd 1. How do fix the transmission fault. Is there a pin connector or harness i need? The ecu and ptu are from an A6 engine to match. Thank
Sep 1, 2026 at 7:48 PM
Advertisement
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.