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1982 Corvette: ECM Codes

Code #12:  Normal System No Codes.
Code #13:  Oxygen Sensor Circuit.
Code #14:  Coolant Sensor Circuit Low.
Code #15:  Coolant Sensor Circuit High.
Code #21:  Throttle Position Sensor High.
Code #22:  Throttle Position Sensor Low.
Code #24:  Vehicle Speed Sensor.
Code #33:  Manifold Absolute Pressure Sensor Signal High.
Code #34:  Manifold Absolute Pressure Sensor Signal Low.
Code #42:  Electronic Spark Timing.
Code #43:  Electronic Spark Control.
Code #44:  Lean Exhaust Indication.
Code #45:  Rich Exhaust Indication.
Code #51:  PROM Error.
Code #55:  Defective ECM.

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