ad0752s600016a

PEC fuel injection and ignition system test of electrical system ignition output stage 2 cylinders 2 and 3

Type ad · emne 07.52 · version 0100 · 2003-06-06

Gælder for: ENGINE 111.948 /978 in MODEL 638

Ikke tilgængelig på “da”; vises på Engelsk.

Placering

Funktionsgruppe 1 Motor › 07 Blandingstilberedning › 07.52 Benzinindsprøjtnings- og tændingssystem PMS — Serie 638

EinPAS 15 Motor › 15.45 Motorstyring › 15.45.1 Grundinformation — Serie 638

Gælder også for motorer/gearkasser: 111 948, 111 978

AD07.52-S-6000-16A

PEC fuel injection and ignition system test of electrical system ignition output stage 2 cylinders 2 and 3

Scope of test

Measuring instrument/
Test connection

Operation/Requirement

Specified value

Possible cause/Remedy

1.0

Ignition output stage 2, cylinders 2 and 3

+

fails

Current value not achieved

Combustion period and combustion voltage

Ignition coil 1

Engine: Idling

Actual value 25

Actual value 26

1.7-2.3 ms

30-35 V

1.1

Spark plugs

Ignition cables

Ignition coil 1

1.1

Voltage supply

Ignition coil 1

1

(1.1)

28

(2.11)

Ignition: ON

11-14 V

Cables

1.2

Dwell period

Ignition coil 1

28

(2.11)

10

(1.10)

Engine: Idling

Test connection:

Primary individual display

Measuring range 40 V

Time range 5 ms

3 - 4 ms

(Depends on battery voltage)

1.3

AD07.52-S-6000-17A

Control module

1.3

Quiescent current shutoff

Ignition coil 1

28

(2.11)

10

(1.10)

Ignition: ON

Engine: Idling

approx. 0 V

0.3-0.5 V

Ignition coil 1

< 0.3 V cable from ignition coil 1 to control module open-circuited.

> 0.5 V ignition coil 1

1.4

Primary voltage of ignition coil 1

28

(2.11)

10

(1.10)

Starter: Operate

Test connection:

Primary individual display

Measuring range 400 V

Time range 100%

Connect kilovolt pincers to ignition coil 1.

200-380 V

1.5

Control module

1.5

Primary winding of ignition coil 1

28

(2.11)

2

(1.2)

Ignition: OFF

Coupling "2" disconnected at control module

0,3-0,6 Ω

Ignition coil 1

1.6

Ignition voltage of ignition coil 1

Engine tester

Starter: Operate

Test connection:

Secondary individual display

Measuring range 20 kV

Time range 100%

Connect kilovolt pincers to ignition coil 1

8-20 kV

1.7

Spark plugs

Control module

1.7

Secondary winding of ignition coil 1

4a

Ignition coil 1

4b

Ignition coil 1 removed

Ignition cables disconnected at ignition coil.

GF07.52-S-0001-01A

5.2-8.5 kΩ

Ignition coil 1

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