Skoda Workshop Service and Repair Manuals > Octavia Mk1 > Drive unit | 1.4/55 kW Engine - Injection | Self diagnosis, V.A.G Inspection Service | Self-diagnosis V | Read out measured value block, display groups 030...049, 099 - Lambda control | Display group 033, Lambda control

Display group 033, Lambda control - Lambda control values

l	Engine runs in idling speed

Read measured value block 33 →

⇐ Readout on display

xx.x %

x.xxx V

⇐ Display fields

Specification

Analysis

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Lambda probe voltage before catalyst

1.4...1.6 V

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Lambda control before catalyst

-25.0...25.0 %

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Note

t	Re display field 1:

t	Readout must fluctuate around 0.0%. If 0.0% is always displayed, the lambda control has switched from closed-loop to open-loop control because of a fault in the lambda control. Interrogate the fault memory → Chapter.