Disconnect the O2 sensor, drive it a bit and see what happens. It does
not hurt to do this.

John Rodgers
88 GL Driver

Rob Tippey wrote:
> 1987 syncro
>
> I've changed all of the usual suspects, ECU, idle stabilizer and computer module, AFM, O2 sensor, temp II sensor, plugs, cap, rotor and wires.
>
> Symptoms are:
> 1 - When cold or after sitting for 1/2 hour or more, I can start it and it will run and idle for a few seconds and abruptly die.  It will idle after it's warmed up.
> 2- When driving, it accelerates fine but when you get up to speed and gently ease off on the throttle to cruise in any given gear, it starts bucking.  It will remain in that condition until more throttle is given then start bucking as soon as you ease off.
> Any ideas?  Thanks.
>
> Rob
>
>
>