Outer Limits 4x4 Board

By getting a relevant wiring diagram and finding out how the immobiliser curcuit actually works you may be about to ( out smart ) the ecm by rewiring the curcuit to bypass the key and immobiliser.
Im not familiar with this particular model so you would have to study a wiring diagram.
Good Luck

Just flick the switch and wait for 5 or 10 seconds before starting the engine to prime the fuel pressure and if it starts without hesitation then were heading in the right direction, if this doesnt help you might want to check for fault codes.
Did you wire in the diagnostic curcuit?

G,day me217 When you are having this problem, try turning the key to the ignition position (second click) and leaving it there for 5 seconds before trying to start the engine. If this fixes the problem, chances are you are slowly loosing fuel pressure when the engine isnt running, either from the ...

thanks steve

do you fit the whole vit diff centres or just the ring and pinions?

Id be checking the gearstick bushing. They can create some funny (or not so funny) problems when they are worn and are very common to fail in sierras.