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Car Check Engine Light - Houston's Premier Auto Repair Facility

What does the light mean? | Code break downs | When further testing may be required


P0100 to P0199 refer to Fuel & Air Metering and oxygen sensors. Again, just because the code points to a particular sensor or component simply means it triggered the engine light to illuminate, but does not mean it is the cause of the problem.


P0100 - P0104
Mass Air Flow (MAF) Sensor
P0105 - P0109
Manifold Pressure (MAP) Sensor
P0111 - P0114
Intake Air Temperature Sensor

P0115 - P0119

P0125 - P0126

Coolant Temperature Sensor
P0120 - P0124
Throttle Position Sensor (TPS)
P0128
Thermostat
P0130 - P0167
Oxygen Sensor
P0171 - P0174
Lean Condition
P0172 - P0175
Rich Condition