ad0751p600041b

CAN data bus, testing electrical system of fuel injection system (HFM-SFI)

Type ad · topic 07.51 · version 0101 · 2003-06-06

Applies to: ENGINE 104 in MODEL 463

Where it sits

Function group 1 Engine › 07 Mixture formation › 07.51 HFM-SFI fuel injection/ignition system — Series 463

EinPAS 25 On-board/network/multifunction › 25.15 Network/multifunction › 25.15.1 Basic information — Series 463

Also applies to engines/gearboxes: 104 ***

AD07.51-P-6000-41B

CAN data bus, testing electrical system of fuel injection system (HFM-SFI)

Scope of test

Measuring instrument/

Test connection

Operation/Requirement

Specified value

Possible cause/Remedy

1.0

CAN data bus

L

N3/4

H

Ignition: OFF

as of HHT diagnosis identifier 49 (04/95)

Disconnect coupling A from test cable and test with ohmmeter directly at coupling A of engine wiring harness.

GF07.51-P-0001-02E

115–125 Ω

1.1

Data bus

1.1

CAN module in control module:

N4/3 or N54

Resistance

N54 as of HHT diagnosis identifier 49 (04/95) with stage 2 drive authorization system and CAN databus.

L

N4/3

N54

H

Remove N4/3 or N54 and test directly at control module.

115–125 Ω

Control module N4/3 or N54

Referenced documents