2021110003

WORK DESCRIPTION FOR FIELD MEASURE
Code: 21P8390004
Version: 2.0
Update signal acquisition and actuation module front control unit software
Model 223
• Ensure use of XENTRY Diagnosis version 09/2021 or higher.
• Before starting the work procedure, install the current version of all add-ons in XENTRY
Diagnosis.
• Make sure to follow the operation steps exactly as described in XENTRY Diagnosis.
• Use a charger to ensure sufficient power supply of the vehicle on-board electrical system
battery (greater than 12.5 V).
• If XENTRY Diagnosis is already connected to the vehicle, start with operation step 2.
If two or more software updates or SCN codings are performed during one workshop
visit, operation items 02-4762 and 02-5058 may be invoiced
only once for each workshop order.
Work procedure
1. Connect XENTRY Diagnosis.
2. Update signal acquisition and actuation module front (SAM-F) control unit software.
To do so, select menu item "Quick test view – N10/6 Signal acquisition and actuation module
front (SAM-F) – Adaptations – Control unit update – Update of control unit software".
Then follow the user guidance in XENTRY Diagnosis.
3. Disconnect XENTRY Diagnosis.
Operation text and flat rate
Operation
Operation text
no.
02-9334
Update signal acquisition and actuation
module front control unit software
(with XENTRY Diagnosis connected)
02-4762*
Connect/disconnect diagnostic system
(XENTRY Diagnosis)
02-5058*
Flat rate
0.1 h
Accounting no./
damage code
83 900 04
0.1 h
83 900 04
Connect/disconnect starter battery
0.1 h
charger (with XENTRY Diagnosis
connected)
* Operation item may be invoiced only once for each workshop order.
83 900 04
Mercedes-Benz
Global Service & Parts
1/1
Field measure management GSP/TPR