2006 Mazda 3 S 2.3L MIL Lamp on
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...
FIX posted 7/18/2012
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Message Closed w/FIX
Vehicle Data2006 Mazda 3 S
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2006 Mazda 3 S
VIN | JM1BK12406 |
Engine | 2.3 L / 4 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0130 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Malfunction |
P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction |