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Home >> Volkswagen >> 2004 >> Golf (1J1) L4-2.0L (AVH) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Component Tests and General Diagnostics >> Catalytic Converter, Checking >> With Generic Scan Tool
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With Generic Scan Tool



Three Way Catalytic Converter (TWC), Checking

Function test
- Select the measuring value "Test-ID 01:
Catalytic converter" and check whether the specified values are being reached, Diagnostic mode 6: Check test results of components that are not continuously monitored. Diagnostic Mode 6: Check Test Of Parts Not Constantly Monitored
- End diagnosis and switch ignition off.

If the specified values are exceeded:
- Replace the front exhaust pipe with catalytic converter:

Continuation for all vehicles
- Erase DTC memory of Engine Control Module (ECM), Diagnostic mode 4: Reset/erase diagnostic data. Diagnostic Mode 4: Reset/Erase Diagnostic Data
- Generate readiness code. Monitors, Trips, Drive Cycles and Readiness Codes