ad0713d600033a

Diesel injection system (EDC) test of electrical system boost pressure control valve

Type ad · emne 07.13 · version 0100 · 2003-06-06

Gælder for: ENGINE 602.980 in MODEL 901.###, 902.###, 903.### ## as of 745168 as of 6.10.97 with CODE (MS5) Motor schadstoffarm nach EG Stufe 2 ENGINE 602.980 in MODEL 901.###, 902.###, 903.###, 904.### ## as of 828420 as of 14.7.98 with CODE (ML9) Motor EURO 2

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Placering

Funktionsgruppe 1 Motor › 07 Blandingstilberedning › 07.13 Dieselindsprøjtningssystem fordelerpumpe (EVE, EDC) — Serie 602 (modeller 980) · Serie 901 · Serie 902 · Serie 903 · Serie 904

EinPAS 15 Motor › 15.30 Luftindsugning/opladning › 15.30.1 Grundinformation — Serie 602 (modeller 980) · Serie 901 · Serie 902 · Serie 903 · Serie 904

AD07.13-D-6000-33A

Diesel injection system (EDC) test of electrical system boost pressure control valve

Scope of test

Measuring instrument/

Test connection

Operation/Requirement

Specified value

Possible cause/Remedy

1.0

Boost pressure control valve (Y80)

Actuation

MODELS 901, 902, 903, with code (MS5)

MODELS 901, 902, 903, 904, with code (ML9)

18

11

Engine: Idling

Actuation of boost pressure control

OPEN

CLOSED

Connect vacuum test unit to boost pressure control valve

GF07.13-D-0002-01A

Vacuum must be present immediately after actuation

V mbar

< 2 > 500

11-14 0

Vacuum system not leak-tight

Boost pressure control valve (Y80)

Cable, fuse F15

MSA control unit (A20)

1.1

Resistance

Y80

Ignition: OFF

Coupling on boost pressure control valve disconnected

13.8 Ω0.5

Boost pressure control valve (Y80)

1.2

Resistance

11

37

Ignition: OFF

Coupling on control unit disconnected

13.8 Ω0.5

Cable, fuse F15

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