diagram of rpm in trooper
on a1990 Isuzu pickup 2.6 same engine 7.1 psi at 900 rpm and after warm up 58.9 at 4000 rpm
on a 1989 Isuzu pickup with a 2.6 same engine 12 degree b.t.d.c. at 900 rpm
12 DEGREES before top dead center at 900 rpm with the egr and purge lines disconnected and plugged and the engine is at operating temp
Idle air control actuator is probably bad.
168 bhp 5800 rpm
You can't. Its computer controlled
It is normal for the RPM to increase a little when put in park or neutral. If the RPM increases by a lot, then you need to adjust your idle speed.
Adjust your idle.
ease off the throttle. change up a gear
Double Dragon - 1993 RPM 2-13 was released on: USA: 4 December 1994
Idle speed is set by the PCM and IS NOT ADJUSTABLE.
The highest safe RPM for a 5.8 liter Ford Bronco from 1993 is about 3,800. The engine will rev above that but it can cause damage.