Isuzu Truper - Isuzu Trooper
1. The maintenance instruction
2. Maintenance service
3. Engines
   3.1. Specifications of the engine and adjusting works
      3.1.1. Spark plugs
      3.1.2. Ignition installation
      3.1.3. Installation of the moment of injection of fuel
      3.1.4. Electronic ignition
      3.1.5. Adjustment of backlashes of valves
      3.1.6. Adjustment of turns of idling on carburettor engines
      3.1.7. Adjustment of turns of idling on engines with injection system
      3.1.8. Adjustment of turns of idling on diesel engines
   3.2. An electric equipment and major repairs of engines
   3.3. The diesel engine of 2,8 litres
4. System of decrease in toxicity
5. Fuel system
6. Transmission and a running gear
7. A suspension bracket and a steering
8. Brake system
9. A body
10. A body electric equipment
11. Diagnostics of malfunctions
12. Electroschemes





Isuzu Trooper>> Engines>> Specifications of the engine and adjusting works>> Adjustment of turns of idling on engines with injection system

3.1.7. Adjustment of turns of idling on engines c injection system
THE GENERAL DATA

The screw of adjustment of turns of idling (on engines 4ZD1 and 4ZE1, equipped with system of injection of fuel)

And – the screw of adjustment of turns of idling

ADJUSTMENT OF TURNS OF IDLING (ALL 4-CYLINDER ENGINES)

PERFORMANCE ORDER
1. Put the car on a manual brake and enclose колодки under driving wheels.
2. Put the check point lever in neutral position (the selector of automatic transmission establish in position).
3. Connect a tachometre.
4. Be convinced that throttle заслонка it is completely closed.
5. Disconnect the conditioner (if is available).
6. Disconnect a socket (it is specified by an arrow in drawing for engines 4ZD1 and 4ZE1) from the vacuum distributor of a regulator of pressure. Idling turns should be within 850–950 rpm.
7. If turns differ from specified adjust, rotating the screw And on the chamber throttle заслонки.

On 6-cylinder engines idling turns are regulated automatically by means of control IAC – the valve (the air valve of idling), operated from the onboard computer. Therefore the adjustment described above is not required.

In the engines equipped with system of injection of fuel, adjustment of quality of a mix idling is not required.