1989 nissan pickup with Z24 engine

 > idles great....mild acceleration great....falls on it's face with more than
 > half throttle. Certain must be one of the coils. How can i diagnose this
 > problem. The z24 is 4 cylinder with 8 plugs(4 intake-4 exhaust) please
 > help

I doubt very much it's the coils, but it's easy to test. Disconnect
one coil, drive truck, see if it falls on its face. Reconnect coil
and disconnect other one. Repeat test.

(The truck will drive on either coil.)

Cheers,
Geoff Glave
Vancouver, Canada
1988 Hardbody, Four-Banger
 >> Stay informed about: 1989 nissan pickup with Z24 engine 

or is this yet another tale of a failing speedometer?

-Pete

Geoff Glave wrote:
  >>idles great....mild acceleration great....falls on it's face with more than
  >>half throttle. Certain must be one of the coils. How can i diagnose this
  >>problem. The z24 is 4 cylinder with 8 plugs(4 intake-4 exhaust) please
  >>help
 >
 >
 > I doubt very much it's the coils, but it's easy to test. Disconnect
 > one coil, drive truck, see if it falls on its face. Reconnect coil
 > and disconnect other one. Repeat test.
 >
 > (The truck will drive on either coil.)
 >
 > Cheers,
 > Geoff Glave
 > Vancouver, Canada
 > 1988 Hardbody, Four-Banger
 >> Stay informed about: 1989 nissan pickup with Z24 engine