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2002 VW Golf 1.4 P0134 Error: Bank 1 Sensor 2 No Activity - Diagnosis and Fix

Model: 2002 vw golf Fault Code: P0134 Posted: 2016-07-15 04:37

Hi everyone, I'm experiencing a persistent issue with my 2002 VW Golf 1.4, where the engine light comes on and displays trouble code P0134 — indicating 'Bank 1 Sensor 2: No Activity'. I've already replaced the oxygen sensor, but the code continues to appear. I'm wondering if there's another underlying cause or a wiring/circuit issue. Any insights or troubleshooting steps would be greatly appreciated. Thanks, Ray

Related fault codes
P0134
Comments (1)
Anonymous 2016-07-15 07:18

The P0134 code typically refers to Bank 1 Sensor 2, not Bank 1 Sensor 1. Please verify the wiring harness and circuit integrity before replacing the oxygen sensor. A faulty connection or damaged ground wire could be causing the no-activity reading.