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Home >> Audi >> 2017 >> A3 Premium Plus, 2D Convertible >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Generic Scan Tool 1.8L & 2.0L (CNTA,CNTC,CNSB) >> St Generic Scan Tool >> Diagnosis And Testing >> Diagnostic Modes 01 - 0A >> Diagnostic Mode 06 - Read Test Results For Specific Diagnostic Functions, 2017 My, A3, CNTC Engine >> Monitor-ID $3C: Tank Venting System Leak Test (0.020" / 0.5 mm)
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Monitor-ID $3C: Tank Venting System Leak Test (0.020" / 0.5 mm)

-- Connect the scan tool.

-- Start the engine and run at idle.

-- Select "Diagnostic Mode 06: Check / test the results of components that are not continuously monitored".

Select "Monitor-ID $3C".

-- Select the desired "Test-ID".

-- Check specified values at idle.

Test-ID DTC Component or System Min. Max. Additional Information
$83 P0456 NVLD Fine Leak Detection. 10.0 65, 535.0 Refer to DTC P0456 in the DTC summary table. Engine Control Module --, 2017 MY - P0456

-- If any of the components or systems fail to meet the specified values, refer to Diagnostic "Mode 03: Interrogating Fault Memory" to check for stored DTC's or the corresponding diagnostic repair procedure DIAGNOSTIC MODE 03 - READ DTC MEMORY .

-- Switch the ignition off.