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Automotive Diagnostic Code Lookup
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Search Results for “catalyst efficiency”
P0421Warm Up Catalyst Efficiency Below Threshold (Bank 1)P0422Main Catalyst Efficiency Below Threshold (Bank 1)P0423Heated Catalyst Efficiency Below Threshold (Bank 1)P0431Warm Up Catalyst Efficiency Below Threshold (Bank 2)P0432Main Catalyst Efficiency Below Threshold (Bank 2)P0433Heated Catalyst Efficiency Below Threshold (Bank 2)P20EESCR NOx Catalyst Efficiency Below Threshold
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I have a codeType P0300, P0420, P0171, or any code your scanner shows.Engine is misfiringRough idle, shaking, flashing Check Engine Light, or loss of power.EVAP / gas cap issueFuel smell, emissions leak, small leak, large leak, purge or vent valve.Runs lean or richFuel trims, vacuum leaks, MAF issues, hesitation, or poor fuel economy.Oxygen sensor / catalystO2 sensor response, heater circuit, catalyst efficiency, emissions failure.Transmission problemHarsh shifting, slipping, incorrect gear ratio, solenoid or speed sensor codes.
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P0010Intake Camshaft Position Actuator Circuit (Bank 1)P0011Intake Camshaft Position Timing Over-Advanced (Bank 1)P0012Intake Camshaft Position Timing Over-Retarded (Bank 1)P0013Exhaust Camshaft Position Actuator Circuit (Bank 1)P0014Exhaust Camshaft Position Timing Over-Advanced (Bank 1)P0016Crankshaft/Camshaft Position Correlation (Bank 1 Sensor A)P0017Crankshaft/Camshaft Position Correlation (Bank 1 Sensor B)P0087Fuel Rail/System Pressure Too LowP0088Fuel Rail/System Pressure Too HighP0100Mass Air Flow Circuit MalfunctionP0101Mass Air Flow Circuit Range/PerformanceP0102Mass Air Flow Circuit Low Input
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