P1130 Diagnostic Trouble Code Discussion for April 2012
Heated Oxygen Sensor (HO2S-12/HO2S-13) Signal Circuit Demand Changing
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| Help Request | Posted | |
| 2001 Toyota Tacoma DLX 2.4L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 5TENL42N31 P1130: Air Fuel Ratio Sensor (Bank 1 Sensor 1) Circuit Malfunction. We have this Tacoma that runs very poorly. We disconnected the MAF and it runs good. We replaced MAF with new one from Toyota with same result. I know there is the codes about the A/F sensor but I was thinking if a MAF is wrong would that throw the wrong info ... |
April 23, 2012 |
