ad3022s6000a

Electronic idle speed control (ISC) test of electrical system

Type ad · topic 30.22 · version 0100 · 2003-06-20

Applies to: ENGINE 104.9, 111.9, 601.9 in MODEL 638

Where it sits

Function group 1 Engine › 30 Throttle control, speed control systems › 30.22 Idle speed control (ISC) — Series 601 (models 9**) · Series 638

Also applies to engines/gearboxes: 104 9**, 111 9**

AD30.22-S-6000A

Electronic idle speed control (ISC) test of electrical system

19.8.97

ENGINE 104.9, 111.9, 601.9 in MODEL 638

Connecting and using test equipment

AD00.00-S-1000AZ

Electronic idle speed control (ISC)
diagnosis previous knowledge

AD30.22-S-2000A

Electronic idle speed control (ISC)
position of components

GF30.22-S-0001-01A

In the event of a malfunction, cables, fuses, connectors and plug connections have to be tested for open circuit, good contact and correct connection in accordance with applicable wiring diagram. If no other instruction is given, the plug connections remain plugged in during the tests.

Survey of wiring diagrams

Model 638

PE30.00-S-1100A

a

Battery voltage 11-14 V

b

Fuses F73 and F74 o.k.

Testing

1

ISC test of electrical system control module

AD30.22-S-6000-01A

2

ISC test of electrical system diagnostic cable

AD30.22-S-6000-02A

3

ISC test of electrical system temperature sensor

AD30.22-S-6000-03A

4

ISC test of electrical system speed sensor input

AD30.22-S-6000-04A

5

ISC test of electrical system actuator

AD30.22-S-6000-05A

Referenced documents