GM MDI driver's side with the engine compartment with the engine.

Tips on how to Make an OBD0 to OBD1 Dizzy Jumper Harness 1Open the hood of the car and remove the unfavorable battery cable using the adjustable wrench.2Locate the OBD0 plug close to the steering harness on the rear Auto diagnostic tool, driver's side with the engine compartment with the engine.

Trace the wiring to the old OBD0 distributor wiring.3Use the socket set to eliminate the distributor cap to access the distributor wiring harness4Connect the seven-wire OBD0 distributor plug towards the corresponding wires on the seven-wire OBD1 distributor plug. On the seven-wire method, the orange wire connects to the orange wire. The white wire connects for the white wire. The orange/blue wire connects to the orange/blue wire GM MDI. The white/blue wire connects to white/blue wire. The blue/green wire connects to blue/green wire. The blue/yellow wire connects for the blue/yellow wire.

The only nonmatching color pairing will likely be the white wire on the OBD0 towards the yellow/green wire on the OBD1. Cover the connections with electrical tape.5Connect the black/yellow wire on the OBD0 plug to the matching wire on the OBD1 brief distributor plug and then connect the blue plug wire to the blur plug wire. Wrap the wire connections with electrical tape.6Replace the distributor cap and tighten it together with the socket set.7Replace the negative battery cable with the adjustable wrench.