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2003
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Century Base
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Repair and Diagnosis
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Engine Performance
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Engine Controls Self-Diagnostics - 3.1L Engine
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Diagnostic Tests
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DTC P0103: MAF Sensor Circuit - High Frequency
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Conditions For Running Test
Conditions For Running Test
The engine is running.
The ignition 1 signal is more than 8 volts.
The Idle Air Control (IAC) position is more than 2 counts.
The above conditions are met for more than 0.5 second.