2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 2664

Test 1.3.2.1.9: Check power supply at control unit N93 (Central gateway control unit).

Test 1.3.2.1.10: Check power supply at control unit Y3/8n4 (Fully integrated transmission control (VGS) control unit).

1.3.2.1.1. Check power supply at control unit ME-SFI.

Test 1.3.2.1.1.1: Test voltage supply of circuit 30.

Test 1.3.2.1.1.2: Test current consumption of component N10/1kR (Circuit 87 relay, engine).

Test 1.3.2.1.1.3: Test voltage supply of circuit 15.

1.3.2.1.1.1. Test voltage supply of circuit 30.

Connect socket box to component N3/10 (ME-SFI [ME] control unit).

Figure legend

- A -ConnectionTest cable 35-pin socket box

- 001 -Sockets of component N3/10 (ME-SFI [ME] control unit)

- 05 -35-pin socket box

- 050 -126-pin socket box

- 108 -Test cable 266 589 01 63 00

- N3/10 (ME-SFI [ME] control unit)

- II 1-63ConnectionTest cable

- III 64-126ConnectionTest cable

Warning!

-

- Connection A of test cable 108 may NOT be connected to connection B of the 126-pin socket box (050).

Continue to test with button F2

Test voltage supply of circuit 30.

Test sequence

- Measure direct voltage with multimeter between sockets [ F.2 ] 98 and [ F.16 ] 112 of the 35-pole socket box tester.

- Switch on ignition.

Specified value

- Voltage[11.0...15.0] V