Saturday, June 27, 2020

Mercedes Benz Truck GLK 350 (204.956) V6-3.5L (272.991) Manufacturer Code Page 1097

Mercedes Benz Truck GLK 350 (204.956) V6-3.5L (272.991) Manufacturer Code Page 1097

2.1.3.2.1.4. Check power supply at control unit N15/3 (ETC [EGS] control unit).

Test 2.1.3.2.1.4.1: Guided test

2.1.3.2.1.4.1. Guided test

Operation number of operation texts and work units or standard texts and flat rates:27-0641Possible cause

- Battery has incorrect charge state or is faulty.

- Local undervoltage of component N15/3 (ETC [EGS] control unit)

Test sequence

- Erase fault memory.

Continue with button "F2"

Warning!Communication with ECU required.

2.1.3.2.1.5. Check power supply at control unit N15/5 (Electronic selector lever module control unit).

Operation number of operation texts and work units or standard texts and flat rates:27-0641Test sequence

- Switch off ignition.

- Disconnect connector at component N15/5 (Electronic selector lever module control unit).

- Switch on ignition.

- [A.2] Measure direct voltage with multimeter between 2 and 1 [A.1]

Status of relevant actual value:

- Supply voltage (tml. 15):Warning! Communication with ECU required.

Specified value

- Voltage[7.0...16.0] V

Question

- Is the measurement value OK?

YES

The measurement value is OK.Possible cause and remedy

- Replace component Floor-mounted shift.

End of test

NO

The measurement value is not OK.Possible cause and remedy

- Check fuse f55 (voltage supply from control unit ESM) in component N10/1 (Front SAM control unit with fuse and relay module).

- Check all affected plugs, connectors and electrical components for damage, loose contact, corrosion etc. and repair if necessary.

End of test

2.1.3.2.1.6. Check power supply at control unit N15/6 (Sprintshift control module).

Test voltage supply of circuit 30.

Operation number of operation texts and work units or standard texts and flat rates:26-0641Test sequence

- Switch off ignition.

- Connect socket box to component N15/6 (Sprintshift control module).

- Measure direct voltage with multimeter between sockets (B.36) 36 and (B.38) 38 of the 126-pole socket box tester.