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Rough idle or shakingVibration while stopped Hard to startLong cranking or no-start Engine stallsCuts out at idle or on the road Hesitates or loses powerSlow response when accelerating Battery light is onCharging system warning Harsh gear changesDelayed or rough shifting

A symptom can have several causes. Treat matching codes as clues and follow the diagnostic checks in each guide.

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Engine1049 Emissions515 Fuel1016 Sensors & Electronics2110 Transmission866 Electrical & Charging1797 Body & Restraints193 Chassis & Brakes479 Network & Communication1228

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All severities9253 Low priority305 Check soon8256 Urgent621

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All families9253 P · Powertrain7353 B · Body193 C · Chassis479 U · Network1228

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Diagnostic codes

Showing 985–1008 of 7353

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P0472Exhaust Pressure Sensor Circuit Low InputCheck soonEmissions System30–120 minutes for initial diagnosisP0472 indicates a fault related to exhaust pressure sensor circuit low input. Learn the likely causes and a practical diagnostic order before replacing parts.P0473Exhaust Pressure Sensor Circuit High InputCheck soonEmissions System30–120 minutes for initial diagnosisP0473 indicates a fault related to exhaust pressure sensor circuit high input. Learn the likely causes and a practical diagnostic order before replacing parts.P0474Exhaust Pressure Sensor Circuit IntermittentCheck soonEmissions System30–120 minutes for initial diagnosisP0474 indicates a fault related to exhaust pressure sensor circuit intermittent. Learn the likely causes and a practical diagnostic order before replacing parts.P0475Exhaust Pressure Control Valve ACheck soonSensors & Electronics30–120 minutes for initial diagnosisP0475 relates to exhaust pressure control valve a. Check the fault conditions and vehicle-specific procedure before replacing parts.P0476Exhaust Pressure Control Valve A Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0476 relates to exhaust pressure control valve a range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0477Exhaust Pressure Control Valve A LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0477 relates to exhaust pressure control valve a low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0478Exhaust Pressure Control Valve A HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0478 relates to exhaust pressure control valve a high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0479Exhaust Pressure Control Valve A IntermittentCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0479 relates to exhaust pressure control valve a intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P047AExhaust Pressure Sensor B CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP047A relates to exhaust pressure sensor b circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P047BExhaust Pressure Sensor B Circuit Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP047B relates to exhaust pressure sensor b circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P047CExhaust Pressure Sensor B Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP047C relates to exhaust pressure sensor b circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P047DExhaust Pressure Sensor B Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP047D relates to exhaust pressure sensor b circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P047EExhaust Pressure Sensor B Circuit Intermittent/ErraticCheck soonSensors & Electronics30–120 minutes for initial diagnosisP047E relates to exhaust pressure sensor b circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P047FExhaust Pressure Control Valve A Stuck OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP047F relates to exhaust pressure control valve a stuck open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0480Cooling Fan 1 Control Circuit MalfunctionUrgentEngine Problems30–120 minutes for initial diagnosisP0480 indicates a fault related to cooling fan 1 control circuit malfunction. Learn the likely causes and a practical diagnostic order before replacing parts.P0481Cooling Fan 2 Control Circuit MalfunctionUrgentEngine Problems30–120 minutes for initial diagnosisP0481 indicates a fault related to cooling fan 2 control circuit malfunction. Learn the likely causes and a practical diagnostic order before replacing parts.P0482Cooling Fan 3 Control Circuit MalfunctionUrgentEngine Problems30–120 minutes for initial diagnosisP0482 indicates a fault related to cooling fan 3 control circuit malfunction. Learn the likely causes and a practical diagnostic order before replacing parts.P0483Cooling Fan Rationality Check MalfunctionUrgentEngine Problems30–120 minutes for initial diagnosisP0483 indicates a fault related to cooling fan rationality check malfunction. Learn the likely causes and a practical diagnostic order before replacing parts.P0484Cooling Fan Circuit Over CurrentUrgentEngine Problems30–120 minutes for initial diagnosisP0484 indicates a fault related to cooling fan circuit over current. Learn the likely causes and a practical diagnostic order before replacing parts.P0485Cooling Fan Power/Ground Circuit MalfunctionUrgentEngine Problems30–120 minutes for initial diagnosisP0485 indicates a fault related to cooling fan power/ground circuit malfunction. Learn the likely causes and a practical diagnostic order before replacing parts.P0486EGR Sensor B CircuitCheck soonEmissions System30–120 minutes for initial diagnosisP0486 relates to egr sensor b circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P0487EGR Throttle Control Circuit A /OpenCheck soonEmissions System30–120 minutes for initial diagnosisP0487 relates to egr throttle control circuit a /open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0488EGR Throttle Control Circuit A Range/PerformanceCheck soonEmissions System30–120 minutes for initial diagnosisP0488 relates to egr throttle control circuit a range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0489EGR A Control Circuit LowCheck soonEmissions System30–120 minutes for initial diagnosisP0489 relates to egr a control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.