mb stardiag part d

[q-zar]

initialization of diagnosis multiplexer failed.......
Can someone advised me what to do,i have re-solder multiplexer but no help.What IC to check for damage?
max232/max202 /4x sp483 chek fix.+5v/+7.5v/+12v -ok
am29f080b write FF -not work ini

CAESAR STOS+ Rev.:2.12 from Jun 16 2005 generated protocol file from 07.02.2012 17:05
SystemCheck :
Check serial ... 0 Ok
CAESAR HW Detection :
D2Access ... 0 Ok
D2DownLoad ... 0 Ok

CAESAR Part D2 detected on COM2 with baudrate: 19200 CAESAR version check :
D2CheckSNVER ... 303 Not possible to test this version of HW Special EEPROM check :
D2 Special CAN Test :
Special Test ... 2808 No Response from slave CAESAR version check :
D2CheckSNVER ... 303 Not possible to test this version of HW Slave check :
D2 Slave check
D2 Processor ... 2808 No Response from slave
D2 RAM ... 2808 No Response from slave
D2 FLASH ... 2808 No Response from slave
D2 EEPROM ... 2808 No Response from slave
D2 SERCTL1 ... 2808 No Response from slave
D2 UART1/2 ... 0 Ok
D2 ADC ... 2808 No Response from slave
D2 Display Power Supply :
D2 Power Battery ... Voltage KL30 = V
D2 Power Ignition ... Voltage KL15 = V
D2 Voltage K-Lines :
D2 State K-Lines (35) ... Total 0 (+), 0 (-), 35 Error(s)