Short Term Fuel Trim Bank 1-Sensor 1(%)-6.3 Oxygen Sensor Output Voltage Bank 1-Sensor 1(V)0.495 Oxygen Sensor Output Voltage Bank 1-Sensor 2(V)0.125Īir Flow Rate from Mass Air Flow Sensor(g/s)31.93 Oxygen Sensor Output Voltage Bank 1-Sensor 1(V)0.405 Intake Manifold Absolute Pressure(kPa)52.0Īir Flow Rate from Mass Air Flow Sensor(g/s)18.00 Oxygen Sensor Output Voltage Bank 1-Sensor 2(V)0.230 Short Term Fuel Trim Bank 1-Sensor 1(%)-8.6

Oxygen Sensor Output Voltage Bank 1-Sensor 1(V)0.470 Ignition Timing Advance for #1 Cylinder(¡£)34.0Īir Flow Rate from Mass Air Flow Sensor(g/s)19.32 Intake Manifold Absolute Pressure(kPa)55.0 Oxygen Sensor Output Voltage Bank 1-Sensor 2(V)0.765 Short Term Fuel Trim Bank 1-Sensor 1(%)-7.0 Ignition Timing Advance for #1 Cylinder(¡£)37.5Īir Flow Rate from Mass Air Flow Sensor(g/s)18.42

Intake Manifold Absolute Pressure(kPa)73.0 Short Term Fuel Trim Bank 1-Sensor 2(%)-0.8 Oxygen Sensor Output Voltage Bank 1-Sensor 2(V)0.730 Short Term Fuel Trim Bank 1-Sensor 1(%)-3.1 Oxygen Sensor Output Voltage Bank 1-Sensor 1(V)0.485 Ignition Timing Advance for #1 Cylinder(¡£)33.0Īir Flow Rate from Mass Air Flow Sensor(g/s)21.69 Intake Manifold Absolute Pressure(kPa)58.0 Troubling load percentages are in brown and they seem to be all over the place too… dropping off strongly from 53% to 43% in the frame immediately before the MAF and Throttle position spike, and then jumping to 63% in the frame after the MAF/Throttle spike, and peaking at 67% a frame later. MAF Diagnostics for your volvo can help with troubleshooting.

Sl55 mass air flow sensor problems