Diagnostic procedures for a VAG diagnostics
Database for coding vehicle control units Volkswagen - VAG
Software versions
VIN - Code validator
Škoda / Octavia 4 (NX) / 44 - Steering booster [EV_SteerAssisMQB 012140] / Setting of steering wheel turn angle sensor (G85)
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Mark 
Model
Control unit
Diagnostic operation
Diagnostic procedure
This operation was considered useful 2x.
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Conditions:
• test / wheel alignment
• Front wheels straight, Steer turn angle = -X°..+X° (Advanced Measured Values -> IDEXXXXX-IDEXXXXX)
X)
connect with the control unit XX - steering booster
XX - Security access
enter value: XXXXX
alternatively use:
XXXXX
SXXXXX
Start
XX - Basic settings
select item in menu: IDEXXXXX - Zeroing of the manufacturer’s settings
TIP! For easier search in the menu, enter the code IDE, ENG or MAS into the "Filter" window
Start
required value: running
back
XX - end of communication
X)
switch ignition off for XXs
Start the engine - engine speed = idling
X)
connect with the control unit XX - steering booster
XX - Security access
enter value: XXXXX
alternatively use:
XXXXX
SXXXXX
Start
XX - Basic settings
select item in menu: MASXXXXX - Setting of steering wheel turn angle sensor
Start
required value: running
upon achievement of values - continue
turn the steering wheel - left - full way
wait Xs
turn the steering wheel - right side - full way
wait Xs
turn the steering wheel - left - full way
wait Xs
desired condition: Successfully completed
further, do: check of error memory
• test / wheel alignment
• Front wheels straight, Steer turn angle = -X°..+X° (Advanced Measured Values -> IDEXXXXX-IDEXXXXX)
X)
connect with the control unit XX - steering booster
XX - Security access
enter value: XXXXX
alternatively use:
XXXXX
SXXXXX
Start
XX - Basic settings
select item in menu: IDEXXXXX - Zeroing of the manufacturer’s settings
TIP! For easier search in the menu, enter the code IDE, ENG or MAS into the "Filter" window
Start
required value: running
back
XX - end of communication
X)
switch ignition off for XXs
Start the engine - engine speed = idling
X)
connect with the control unit XX - steering booster
XX - Security access
enter value: XXXXX
alternatively use:
XXXXX
SXXXXX
Start
XX - Basic settings
select item in menu: MASXXXXX - Setting of steering wheel turn angle sensor
Start
required value: running
upon achievement of values - continue
turn the steering wheel - left - full way
wait Xs
turn the steering wheel - right side - full way
wait Xs
turn the steering wheel - left - full way
wait Xs
desired condition: Successfully completed
further, do: check of error memory
You are not logged! System works in DEMO mode only now where numbers are replaced with X characters. For 49 EUR only You will get access into full system. You can pay by credit card or bank transfer. Click BUY button for purchase and You will get login to diagnostic procedures database imediatelly.