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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.

Transmission Issues P · Powertrain Clear all

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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 217–240 of 866

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P084BTransmission Fluid Pressure Sensor/Switch H Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP084B relates to transmission fluid pressure sensor/switch h circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P084CTransmission Fluid Pressure Sensor/Switch H Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP084C relates to transmission fluid pressure sensor/switch h circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P084DTransmission Fluid Pressure Sensor/Switch H Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP084D relates to transmission fluid pressure sensor/switch h circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P084ETransmission Fluid Pressure Sensor/Switch H Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP084E relates to transmission fluid pressure sensor/switch h circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P085AGear Shift Control Module B Communication CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP085A relates to gear shift control module b communication circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P085BGear Shift Control Module B Communication Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP085B relates to gear shift control module b communication circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P085CGear Shift Control Module B Communication Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP085C relates to gear shift control module b communication circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P085DGear Shift Control Module A PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP085D relates to gear shift control module a performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P085EGear Shift Control Module B PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP085E relates to gear shift control module b performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P085FUp and Down Shift Switch Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP085F relates to up and down shift switch circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0860Gear Shift Control Module A Communication CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP0860 relates to gear shift control module a communication circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P0861Gear Shift Control Module A Communication Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0861 relates to gear shift control module a communication circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0862Gear Shift Control Module A Communication Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0862 relates to gear shift control module a communication circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0867Transmission Fluid PressureCheck soonTransmission Issues30–120 minutes for initial diagnosisP0867 relates to transmission fluid pressure. Check the fault conditions and vehicle-specific procedure before replacing parts.P0868Transmission Fluid Pressure LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0868 relates to transmission fluid pressure low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0869Transmission Fluid Pressure HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0869 relates to transmission fluid pressure high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0871Transmission Fluid Pressure Sensor/Switch C Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0871 relates to transmission fluid pressure sensor/switch c circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0872Transmission Fluid Pressure Sensor/Switch C Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0872 relates to transmission fluid pressure sensor/switch c circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0873Transmission Fluid Pressure Sensor/Switch C Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0873 relates to transmission fluid pressure sensor/switch c circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0874Transmission Fluid Pressure Sensor/Switch C Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP0874 relates to transmission fluid pressure sensor/switch c circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P0875Transmission Fluid Pressure Sensor/Switch D CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP0875 relates to transmission fluid pressure sensor/switch d circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P0876Transmission Fluid Pressure Sensor/Switch D Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0876 relates to transmission fluid pressure sensor/switch d circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0877Transmission Fluid Pressure Sensor/Switch D Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0877 relates to transmission fluid pressure sensor/switch d circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0878Transmission Fluid Pressure Sensor/Switch D Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0878 relates to transmission fluid pressure sensor/switch d circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.