Thursday, October 12, 2017

P179C49 Control unit 'DIRECT SELECT' has a malfunction. There is an internal electrical fault.

P179C49
Control unit 'DIRECT SELECT' has a malfunction. There is an internal electrical fault.
Possible cause:
­ A80 (Intelligent servo module for DIRECT SELECT)
Affected functions:
­
Drive position selection
­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­
Test 1: Remedial action if control unit is faulty 'A80 (Intelligent servo module for DIRECT SELECT)'
1. Remedial action if control unit is faulty 'A80 (Intelligent servo module for DIRECT SELECT)'
Operation number of operation texts and work units or standard texts and flat rates:27­0641Possible cause and remedy
­ Internal fault in control unit
­ Replace component A80 (Intelligent servo module for DIRECT SELECT).
Additional measures
­
­
Perform initial startup.
Continue with button "F2"2010 Mercedes Benz E 63 AMG Sedan (212.077) V8­6.3L (156.985)
Copyright ? 2013, ALLDATA
10.52SS
Page 975
Initial startup
The following procedure will guide you through all steps required to perform a complete initial startup of system ISM.Preconditions
­ The new control unit must have already been installed.
You will be guided through the following steps
­ Detach transport protection.
­ Program control unit.
­ Personalizing
­ Activating
­ Perform calibration.
Start process with button F2.
Warning!Warning:­ Connect battery charger.­ Make sure that the diagnostic plug is properly seated in the diagnostic socket.­ The
diagnostic connector must remain plugged in to the vehicle.­ Switch off all electrical consumers.­ If possible, do not perform any
procedures on the vehicle during control unit programming.
Warning!Communication with ECU required.