volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Oxygen Sensor and Oxygen Sensor Control Before Catalytic Converter, Checking|Page 1723 > < Oxygen Sensor and Oxygen Sensor Control Before Catalytic Converter, Checking|Page 1721
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Terminal 3 + socket 10
Terminal 4 + socket 11

Wire resistance: max. 1.5 Ohms

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Check wires for short circuit to B+ and to Ground (GND).

Specified value: Infinite Ohms

If no malfunctions are found in wires:

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Replace Motronic Engine Control Module (ECM) -J220-.

Oxygen Sensor and Oxygen Sensor Control Before Catalytic Converter, Checking|Page 1723 > < Oxygen Sensor and Oxygen Sensor Control Before Catalytic Converter, Checking|Page 1721