P0134 Diagnostic Trouble Code Discussion for June 2012
Heated Oxygen Sensor (Bank 1 Sensor 1) Signal Remains At Center
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| Help Request | Posted | |
| 2006 Mazda 3 S 2.3L MIL Lamp on VIN: JM1BK12406 P0134: Heated Oxygen Sensor (Bank 1 Sensor 1) Lack Of Activity. we installed original o2, customer still had. it appears that pcm is defective or terminals have poor contact. We need some ideas how to check contacts to pcm from harness side, as pcm has been replaced and 02 sensor has also. With harness disconnected at both... |
June 29, 2012 |
