Diagnostic procedures for a VAG diagnostics
Database for coding vehicle control units Volkswagen - VAG
Software versions
VIN - Code validator
Engines / Petrol / 2.0/85kW APK; AQY od 99 EU-2 / 15-Readiness Code - creation
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Mark 
Model
Control unit
Diagnostic operation
Diagnostic procedure
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Conditions:
- appliances OFF
- engine temperature > XX °C (XX - Measured values group XXX field X)
- catalyst temperature > XXX °C (XX - Measured values group XXX field X)
- number of faults = X
connect with the control unit XX - engine
XX - Basic settings group XXX
Start
required values:
field X = idling
field X = ADP-OK
XX - Basic settings group XXX
Start
required values:
field X = idling
field X = ADP-OK
Start the engine
XX - Basic settings group XXX
Start
required values:
field X = TEST ON
wait
required values:
field X = Sys-OK
XX - Basic settings group XXX
Start
required values:
field X = TEST ON
wait
required values:
field X = TVV-OK (may take several minutes)
XX - Measured values group XXX
increase rpm to XXXX-XXXX rpm
required values:
field X > XXX °C (may take several minutes)
XX - Measured values group XXX
required values:
field X = XXX (Lambda-sensor upstream of catalyst)
field X = XXX (Lambda-sensor downstream of catalyst)
Note:
Xxx = heating of lambda probe(s) = ON
xXx = mode = ready
xxX = lambda control = active
switch to function: XX - Basic settings
engine speed = XXXX-XXXX rpm
XX - Basic settings group XXX
Start
required values:
field X < X.X
field X = TEST ON
wait
required values:
field X = BX-PX OK
XX - Basic settings group XXX
Start
increase rpm to XXXX-XXXX rpm
required values:
field X > XXX °C (catalyst temperature)
field X < X.X
field X = TEST ON
wait
required values:
field X Cat-BX OK
if values are not achieved - increase rpm by XXX rpm
end
if values are not achieved - check of error memory
check download of the readiness code of the readiness functions
Created on: XX.XX.XXXX XX:XX:XX (hnz) Copyright © XXXX-XXXX, AutoComSoft Ltd All rights reserved.
- appliances OFF
- engine temperature > XX °C (XX - Measured values group XXX field X)
- catalyst temperature > XXX °C (XX - Measured values group XXX field X)
- number of faults = X
connect with the control unit XX - engine
XX - Basic settings group XXX
Start
required values:
field X = idling
field X = ADP-OK
XX - Basic settings group XXX
Start
required values:
field X = idling
field X = ADP-OK
Start the engine
XX - Basic settings group XXX
Start
required values:
field X = TEST ON
wait
required values:
field X = Sys-OK
XX - Basic settings group XXX
Start
required values:
field X = TEST ON
wait
required values:
field X = TVV-OK (may take several minutes)
XX - Measured values group XXX
increase rpm to XXXX-XXXX rpm
required values:
field X > XXX °C (may take several minutes)
XX - Measured values group XXX
required values:
field X = XXX (Lambda-sensor upstream of catalyst)
field X = XXX (Lambda-sensor downstream of catalyst)
Note:
Xxx = heating of lambda probe(s) = ON
xXx = mode = ready
xxX = lambda control = active
switch to function: XX - Basic settings
engine speed = XXXX-XXXX rpm
XX - Basic settings group XXX
Start
required values:
field X < X.X
field X = TEST ON
wait
required values:
field X = BX-PX OK
XX - Basic settings group XXX
Start
increase rpm to XXXX-XXXX rpm
required values:
field X > XXX °C (catalyst temperature)
field X < X.X
field X = TEST ON
wait
required values:
field X Cat-BX OK
if values are not achieved - increase rpm by XXX rpm
end
if values are not achieved - check of error memory
check download of the readiness code of the readiness functions
Created on: XX.XX.XXXX XX:XX:XX (hnz) Copyright © XXXX-XXXX, AutoComSoft Ltd All rights reserved.
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.