Engines / Petrol / ME 7.1.1 general / Test - Lambda-sensor upstream of catalyst 2 - corrective value
| Mark | Model | Control unit | Diagnostic operation |
|---|
Mark
Model
Control unit 

Diagnostic operation 

Diagnostic procedure
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Conditions:
- exhaust system - tightness of line - OK
- engine speed = idling
connect with the control unit XX - engine
XX - Measured values group XXX
required values
field X = -X,X % - +X,X% (corrective value cylinder row X)
if values are not achieved - test of components:
- Lambda sensor(s) - learning value
- Lambda sensor(s) - voltage
- lambda regulator
- exhaust system - tightness of line - OK
- engine speed = idling
connect with the control unit XX - engine
XX - Measured values group XXX
required values
field X = -X,X % - +X,X% (corrective value cylinder row X)
if values are not achieved - test of components:
- Lambda sensor(s) - learning value
- Lambda sensor(s) - voltage
- lambda regulator
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.
Diagnostic procedures for a VAG diagnostics
Database for coding vehicle control units Volkswagen - VAG
Software versions
VIN - Code validator

