EThermostat Housing
Engine Valve Cove
Intake Manifold
Expansion Tanks
Variable Valve Timing (VVT)
EGR Valve
Secondary Air Pump
Oil Cooler
Blower Resistor
Heater Valve
Throttle Body
Ignition Coil
Nitrogen Oxygen Sensor
Headlight Leveling Sensor
Oxygen Sensor
Temperature Sensor
Brake Light Switch
Fuel Pressure Regulator
Mass Air Flow Sensor
Oil Pressure Switch
ABS Sensor
Auxlliary Water Pump
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Air Flow Sensor
What They Do
Measure the weight of the air entering the engine. This information is used by the computer to supply the correct
amount of fuel.
Failure Symptoms
Hard start, hesitation, stalling.
Maintenance/Service
Check for trouble codes and tap sensor lightly. Replace if engine stumbles when tapping sensor.
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