5A5A - P2853 (EGS)

5A5A - P2853

Information saved in
GS

Fault code
5A5A - P2853

Fault text
DKG: Cut-off path 2: cut-off valve 2 does not switch to tank

Fault description
Clutch 'A' Pressure Discharge Performance

Condition for fault identification
Test condition:
Terminal condition: Terminal 15 ON
Voltage condition:
UBat > 10V

Condition for fault memory entry
none

Action in service
1st step: Check deactivation path for clutch 2:
Test routine 'Test_CutOff_K2_02 '
1st step: Case 1: Pressure level remains constant in clutch 2
2nd step: Shift valve defective
Replace mechatronic module
1st step: Case 2: No pressure in clutch 2 2nd step: => PV2,
Check 0 position:
Test routine 'Test_PV2-0_02 '
2nd step: Case 1: Pressure < 1.8 bar in clutch 2 3rd step:
Delete diagnostic fault code
2nd step: Case 2: Pressure >= 1.8 bar in clutch 2 3rd step:
Defective control valve
Replace mechatronic module

Fault effect and breakdown warning
none

Driver information
Warning light:
ID 365/ 'Transmission malfunction! Drive gently'
Limp-home mode:
Gears 2, 4 and 6 no longer available (clutch circuit 2 locked
out)

Service instruction
none