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Home >> Mercedes Benz >> 2021 >> GT 43 AMG >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Electrical System, Equipment & Instruments (3 Of 4) -- 290 Chassis >> Testing & Repair >> Check Battery Of 48 V On-Board Electrical System - AR54.10-P-1139LW

Check Battery Of 48 V On-Board Electrical System - AR54.10-P-1139LW

Model 167, 205, 213, 222, 238, 253, 257, 290 

with code B01 (48V technology) 

INSPECT Check     
1 Call up workshop level in instrument cluster and select 48 V on-board electrical system.    
REFER TO MAINTENANCE   Model 205 up to model year 2019, model 222 up to model year 2018, model 253 (except 253.99) AP00.20-P-0046A
REFER TO MAINTENANCE   Model 167 with code 521, 525, model 213 up to model year. 2016, model 238 up to model year 2017, model 257 up to model year 2018, model 290 up to model year 2019 AP00.20-P-0046E
REFER TO MAINTENANCE   Model 167 except code 521, 525, model 205 as of model year 2019, model 213 as of model year 2016, model 238 as of model year 2017, model 257, 290 as of model year 2019, model 222 as of model year 2018, model 253.99 AP00.20-P-0046B
2 Read off SOC for battery of 48 V on-board electrical system in instrument cluster. If the SOC ≥ 50%,  
     
    battery of 48 V on-board electrical system is OK.  
3.1 Charge battery of 48 V on-board electrical If the SOC is between 50% and 1%.  
    Model 257, 290
with code B01 (48V technology)
AR54.10-P-1130FR 
    Model 222
with code B01 (48V technology)
AR54.10-P-1130LF
    Model 205, 213, 238, 253
with code B01 (48V technology)
AR54.10-P-1130LW
    Model 167
with code B01 (48V technology)
AR54.10-P-1130ME
    IMPORTANT Charging takes place through the 12 V onboard electrical system.  
    If it is not possible to charge the battery of the 48 V on-board electrical system,

restart charging process.
 
    Restart 48 V charging process AR54.10-P-1139-01WT 
3.2 Connect diagnostic system and read out fault memory for 48 V battery. If no value or SOC 0% is displayed or fault code entries are present.  
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 238
with code B01 (48V technology)
AD00.00-P-2000-06LWO
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 205, 213, 222, 253
with code B01 (48V technology)
AD00.00-P-2000-04B
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 167
with code B01 (48V technology)
AD00.00-P-2000-06ME
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 257, 290
with code B01 (48V technology)
AD00.00-P-2000-06FR
4 Close workshop level on instrument cluster.    
REFER TO MAINTENANCE   Model 205 up to model year 2019, model 222 up to model year 2018, model 253 (except 253.99) AP00.20-P-0046A
REFER TO MAINTENANCE   Model 167 with code 521, 525, model 213 up to model year. 2016, model 238 up to model year 2017, model 257 up to model year 2018, model 290 up to model year 2019 AP00.20-P-0046E
REFER TO MAINTENANCE   Model 167 except code 521, 525, model 205 as of model year 2019, model 213 as of model year 2016, model 238 as of model year 2017, model 257, 290 as of model year 2019, model 222 as of model year 2018, model 253.99 AP00.20-P-0046B