volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Oxygen Sensor After Catalyst|Page 694 > < Oxygen Sensor After Catalyst|Page 692
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Display Group 131

Continuation

If specification is not obtained:

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Drive vehicle to free-up oxygen sensor build-up and repeat test.

If specification still not obtained:

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Replace Oxygen sensor (before cat) -G139-.

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Read-out Readiness code, Refer to Monitors, Trip and/or Drive Cycle (Readiness Codes)/Readiness Code Checking. See: Powertrain
Management/Computers and Control Systems/Testing and Inspection 

If DTC memory has been erased, create Readiness code Refer to Monitors, Trip and/or Drive Cycle (Readiness Codes)/Readiness Code Generating See:
Powertrain Management/Computers and Control Systems/Testing and Inspection 

Relevance of figures in 8 digit number block

Oxygen Sensor After Catalyst|Page 694 > < Oxygen Sensor After Catalyst|Page 692