Fuel and air mixture codes
Lean and rich codes, MAF and MAP sensors, intake leaks. 25 codes, each with symptoms, causes, diagnosis steps and repair cost estimates.
P0068MAP/MAF - Throttle Position CorrelationP0069Manifold Absolute Pressure - Barometric Pressure CorrelationP0100Mass or Volume Air Flow Sensor "A" CircuitP0101Mass or Volume Air Flow Sensor "A" Circuit Range/PerformanceP0102Mass or Volume Air Flow Sensor "A" Circuit LowP0103Mass or Volume Air Flow Sensor "A" Circuit HighP0104Mass or Volume Air Flow Sensor "A" Circuit IntermittentP0105Manifold Absolute Pressure/Barometric Pressure Sensor CircuitP0106Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Range/PerformanceP0107Manifold Absolute Pressure/Barometric Pressure Sensor Circuit LowP0108Manifold Absolute Pressure/Barometric Pressure Sensor Circuit HighP0109Manifold Absolute Pressure/Barometric Pressure Sensor Circuit IntermittentP0171System Too Lean (Bank 1)P0172System Too Rich (Bank 1)P0174System Too Lean (Bank 2)P0175System Too Rich (Bank 2)P2096Post Catalyst Fuel Trim System Too Lean (Bank 1)P2097Post Catalyst Fuel Trim System Too Rich (Bank 1)P2098Post Catalyst Fuel Trim System Too Lean (Bank 2)P2099Post Catalyst Fuel Trim System Too Rich (Bank 2)P2187System Too Lean at Idle (Bank 1)P2188System Too Rich at Idle (Bank 1)P2189System Too Lean at Idle (Bank 2)P2191System Too Lean at Higher Load (Bank 1)P2279Intake Air System Leak