Testing exhaust gas recirculation, electrical system, diesel injection system (EDC)

AD07.13-D-6000-16B

Testing exhaust gas recirculation, electrical system, diesel injection system (EDC)





Scope of test

Tester/test connection

Action/prerequisites

Nominal value

 Possible cause/remedy

1.0



Exhaust gas recirculation

Resistance

Y44



Ignition: OFF

Connector disconnected from exhaust gas recirculation solenoid valve

approx. 25 Ω

 Exhaust gas recirculation solenoid valve (Y44)

1.1

Resistance

35 





 37

Ignition: OFF

Connector disconnected from control module

approx. 25 Ω

 Wiring, fuse F15

1.2

Actuation

18 







 35

Engine: idling

Actuation
Exhaust gas recirculation

OPEN

CLOSED

Connect vacuum tester to exhaust gas recirculation solenoid valve

GF07.13-D-0002-01B

V mbar

< 1 approx. 300

11-14 0

 MSA control module (A20)