Passat Sedan 4Motion V6-3.6L (BLV) (2007)
Catalytic Converter: Locations
Exhaust Manifold, Front Exhaust Pipes With Three Way Catalytic Converters (TWC) And Front Mufflers, Assembly Overview
NOTE:
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Components marked with * are tested via On Board Diagnostic (OBD), Diagnostic mode 3: Check DTC memory.
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Front exhaust pipes with Three Way Catalytic Converters (TWC) and front mufflers, removing and installing.
1
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Connector
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Brown, 6-pin
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Connector terminals are gold-plated
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For Heated Oxygen Sensor (HO2S) 2 -G108-
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Component location of harness connector => Fig. 1
2
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Heated Oxygen Sensor (HO2S) 2 -G108-*, 50 Nm
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In exhaust gas stream of cylinders 4, 5 and 6
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Only grease threads with G 052 112 A3 locking compound, do NOT allow locking compound to get into slots on sensor body
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remove and install using ring spanner 7-piece set (3337) for oxygen sensor
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Check oxygen sensor heater for oxygen sensors before Three Way Catalytic Converter (TWC)
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Check Oxygen Sensors (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC)
3
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Mounting nuts
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Replace
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M8: 25 Nm
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M10: 40 Nm
4
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Connector
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Black, 6-pin
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Connector terminals are gold-plated
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For Heated Oxygen Sensor (HO2S) -G39-
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Component location of harness connector => Fig. 1
5
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Heated Oxygen Sensor (HO2S) -G39-*, 50 Nm
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In exhaust gas stream of cylinders 1, 2 and 3
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Only grease threads with G 052 112 A3 locking compound, do NOT allow locking compound to get into slots on sensor body
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remove and install using ring spanner 7 - piece set (3337) for oxygen sensor