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Trouble Code Identification

TROUBLE CODE IDENTIFICATION

Codes Affected Circuit Probable Cause
01 Air Flow Sensor Air Flow Sensor Flap Binding or Air Flow Sensor Potentiometer Faulty
02 O2 Sensor Faulty O2 Sensor, Fuel Mixture Too Lean/Rich
03 Coolant Temp. Sensor Coolant Temp. Sensor Faulty, Engine Runs Too Hot/Cold
04 Throttle Switch Faulty Throttle Switch, Adjusted Incorrectly