P1130 Diagnostic Trouble Code Discussion for October 2010
Heated Oxygen Sensor (HO2S-12/HO2S-13) Signal Circuit Demand Changing
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| Help Request | Posted | |
| 2000 Porsche Boxster Roadster 2.7L MIL Lamp on VIN: WP0CA2988Y P1130: oxygen sensing range 1-4. this vehicle has codes p1128 and p1130 which from what i gather are lean codes (?). but my fuel trim at idle suggests more of a rich concern. are these normal readings at idle for this motor? (when hitting the throttle the fuel trim readings head back toward n... |
October 18, 2010 | |
| 2000 Porsche Boxster Roadster 2.7L MIL Lamp on VIN: WP0CA2988Y P1130: oxygen sensing range 1-4. this vehicle has codes p1128 and p1130 which from what i gather are lean codes (?). but my fuel trim at idle suggests more of a rich concern. are these normal readings at idle for this motor? (when hitting the throttle the fuel trim readings head back toward n... |
October 19, 2010 |
