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Home >> Mercedes Benz >> 2021 >> CLS450 4Matic >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments - 257 Chassis 3 Of 8 >> Testing & Repair >> SCN Coding Of Control Units - AR54.21-P-0015X

SCN Coding Of Control Units - AR54.21-P-0015X

Model 117, 118, 129.058/063/067/076, 156, 163, 164, 166, 167, 168, 169, 170, 171, 176, 177, 190, 199, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 215, 216, 217, 218, 219, 220, 221, 222, 223, 230, 231, 232, 238, 240, 242, 243, 245, 246, 247, 251, 253, 254, 257, 290, 292, 293, 295, 297, 450, 452, 454, 461 

Model 463 

as of model year 2019 

Model 463 

up to model year 2013 

  Notes on programming control units Model 117, 118, 129.058/063/067/076, 156, 163, 164, 166, 167, 168, 169, 170, 171, 176, 177, 190, 199, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 215, 216, 217, 218, 219, 220, 221, 222, 223, 230, 231, 232, 238, 240, 242, 243, 245 (except 245.286), 246, 247, 251, 253, 254, 257, 290, 292, 293, 295, 297, 461
Model 463
as of model year 2019
Model 463
up to model year 2013
AH54.21-P-0001-03Z
  SCN coding     
1 Connect charger to maintain on-board electrical system voltage. Model 117, 118, 129.058/063/067/076, 156, 163, 164, 166, 167, 168, 169, 170, 171, 176, 177, 190, 199, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 215, 216, 217, 218, 219, 220, 221, 222, 223, 230, 231, 232, 238, 240, 242, 243, 245, 246, 247, 251, 253, 254, 257, 290, 292, 293, 295, 297, 450, 452, 454, 461
Model 463
as of model year 2019
Model 463
up to model year 2013
 
    Model 295, 297 AR54.10-P-1127EQS
    Model 190 AR54.10-P-1127RG
    Model 167 AR54.10-P-1127ME
    Model 463
as of model year 2019
AR54.10-P-1127XG
    Model 204, 207, 212, 218 AR54.10-P-1127CW
    Model 257, 290 AR54.10-P-1127FR 
    Model 166, 292 AR54.10-P-1127GQ
    Model 217, 222 AR54.10-P-1127LF
    Model 205, 213, 238, 253, 293 AR54.10-P-1127LW
    Model 118, 177, 247 AR54.10-P-1127MFA
    Model 243 AR54.10-P-1127EQA
    Model 117, 156, 176, 242, 246 AR54.10-P-1127NKB
    Model 231 AR54.10-P-1127RK
    Model 216.3 up to 6/1/08
except code 809 (Model year 2009)
Model 221.0/1 up to 6/1/08
except code 809 (Model year 2009)
AR54.10-P-1127SX
    Model 216.3 as of 6/2/08 Model 221.0/1 as of 6/2/08 AR54.10-P-1127SY
    Model 206, 223, 232, 254 AR54.10-P-1133S
2 Connect vehicle diagnosis system, start XENTRY and select vehicle model.    
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 167 AD00.00-P-2000-06ME
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 117, 129.058/063/067/076, 156, 163, 164, 166, 168, 169, 170, 171.4, 176, 199, 203, 204, 207, 208, 209, 210, 211, 212, 215, 216, 218, 219, 220, 221, 230, 231, 240, 242, 245, 246, 251, 292, 461
Model 463
up to model year 2013
AD00.00-P-2000-04A
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 190, 205, 213, 217, 222, 253
Model 463
as of model year 2019
AD00.00-P-2000-04B
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 206, 223, 232, 254, 257, 290, 293, 295, 297 AD00.00-P-2000-06FR
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 118, 177, 243, 247 AD00.00-P-2000-06MFA
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 238 AD00.00-P-2000-06LWO
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 450 AD00.00-P-2000-04SM
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 452 AD00.00-P-2000-04RR
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 454 AD00.00-P-2000-04FF
3.1 Perform online SCN coding. For networked diagnostic system.  
      AR54.21-P-0013-01X 
3.2 Perform offline SCN coding. For non-networked diagnostic system.  
      AR54.21-P-0013-04X 
4 Read out and delete fault memories.    
5 Disconnect diagnostic system.    
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 167 AD00.00-P-2000-06ME
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 117, 129.058/063/067/076, 156, 163, 164, 166, 168, 169, 170, 171.4, 176, 199, 203, 204, 207, 208, 209, 210, 211, 212, 215, 216, 218, 219, 220, 221, 230, 231, 240, 242, 245, 246, 251, 292, 461
Model 463
up to model year 2013
AD00.00-P-2000-04A
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 190, 205, 213, 217, 222, 253
Model 463
as of model year 2019
AD00.00-P-2000-04B
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 206, 223, 232, 254, 257, 290, 293, 295, 297 AD00.00-P-2000-06FR
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 118, 177, 243, 247 AD00.00-P-2000-06MFA
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 238 AD00.00-P-2000-06LWO
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 450 AD00.00-P-2000-04SM
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 452 AD00.00-P-2000-04RR
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 454 AD00.00-P-2000-04FF
6 Disconnect charger. Model 117, 118, 129.058/063/067/076, 156, 163, 164, 166, 167, 168, 169, 170, 171, 176, 177, 190, 199, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 215, 216, 217, 218, 219, 220, 221, 222, 223, 230, 231, 232, 238, 240, 242, 243, 245, 246, 247, 251, 253, 254, 257, 290, 292, 293, 295, 297, 450, 452, 454, 461
Model 463
as of model year 2019
Model 463
up to model year 2013
 
    Model 295, 297 AR54.10-P-1127EQS
    Model 190 AR54.10-P-1127RG
    Model 167 AR54.10-P-1127ME
    Model 463
as of model year 2019
AR54.10-P-1127XG
    Model 204, 207, 212, 218 AR54.10-P-1127CW
    Model 257, 290 AR54.10-P-1127FR 
    Model 166, 292 AR54.10-P-1127GQ
    Model 217, 222 AR54.10-P-1127LF
    Model 205, 213, 238, 253, 293 AR54.10-P-1127LW
    Model 118, 177, 247 AR54.10-P-1127MFA
    Model 243 AR54.10-P-1127EQA
    Model 117, 156, 176, 242, 246 AR54.10-P-1127NKB
    Model 231 AR54.10-P-1127RK
    Model 216.3 up to 6/1/08
except code 809 (Model year 2009)
Model 221.0/1 up to 6/1/08
except code 809 (Model year 2009)
AR54.10-P-1127SX
    Model 216.3 as of 6/2/08
Model 221.0/1 as of 6/2/08
AR54.10-P-1127SY
    Model 206, 223, 232, 254 AR54.10-P-1133S