Section 1574 (6.7L Diesel - DTCS P20B7 To P24A0 - 2500 Hd)
WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- DTC Troubleshooting
- P20B7-(Diesel Exhaust Fluid) REDUCTANT Pump Heater Control Circuit Low
- P20B8-(Diesel Exhaust Fluid) REDUCTANT Pump Heater Control Circuit High
- P20B9-REDUCTANT Heater "A" Control Circuit/Open
- P20BB-REDUCTANT Heater "A" Control Circuit Low
- P20BC-REDUCTANT Heater "A" Control Circuit High
- P20E8-(Diesel Exhaust Fluid) REDUCTANT Pressure Too Low
- P20E9-(Diesel Exhaust Fluid) REDUCTANT Pressure Too High
- P20EE-SCR NOX Catalyst Efficiency Below Threshold - Bank 1
- P2121-Accelerator Pedal Position Sensor 1 Performance
- P2122-Accelerator Pedal Position Sensor 1 Circuit Low
- P2123-Accelerator Pedal Position Sensor 1 Circuit High
- P2127-Accelerator Pedal Position Sensor 2 Circuit Low
- P2128-Accelerator Pedal Position Sensor 2 Circuit High
- P214A-SCR NOX Catalyst Inlet Temperature Too High
- P214B-SCR NOX Catalyst Inlet Temperature Too High During Particulate Filter Regeneration
- P214C-SCR NOX Catalyst Outlet Temperature Too High
- P214D-SCR NOX Catalyst Outlet Temperature Too High During Particulate Filter Regeneration
- P218F-REDUCTANT No Flow Detected
- P21C4-(Diesel Exhaust Fluid) REDUCTANT Line Heater Relay Control Circuit High
- P21CB-REDUCTANT Control Module Supply Voltage Low
- P21CC-REDUCTANT Control Module SUPPY Voltage High
- P2201-AFTERTREATMENT NOX Sensor Circuit Performance - Bank 1 Sensor 1
- P2202-NOX Sensor 1 Circuit Low
- P2209-NOX Sensor 1 Heater Sense Circuit Performance
- P220A-NOX Sensor Supply Circuit Performance Bank 1 Sensor 1
- P220B-NOX Sensor Supply Circuit Performance - Bank 1 Sensor 2
- P2227-Barometric Pressure Circuit Performance
- P2228-Barometric Pressure Circuit Low
- P2229-Barometric Pressure Circuit High
- P225C-NOX Sensor 1/1 Performance - Signal Stuck High
- P225D-NOX Sensor 1/1 Performance - Signal Stuck Low
- P225E-NOX Sensor 1/2 Performance - Signal Stuck High
- P225F-NOX Sensor 1/2 Performance - Signal Stuck Low
- P2262-Turbocharger Boost Pressure Not Detected - Mechanical
- P2263-Turbo Boost System Performance
- P2266-Water In Fuel Sensor Circuit Low
- P2267-Water In Fuel Sensor Circuit High
- P2269-Water In Fuel Condition
- P226B-Turbocharger Boost Pressure Not Responding
- P226C-Turbocharger Boost Control "A" Slow Response
- P227F-Air Flow Restriction Air Leak Between Air Filter And MAF
- P2280-Air Flow Restriction / Leak Between Air Cleaner And MAF
- P2281-Air Leak Between MAF And Throttle Body
- P2299-Brake Pedal Position / Accelerator Pedal Position Incompatible
- P229E-NOX Sensor Circuit - Bank 1 Sensor 2
- P229F-AFTERTREATMENT NOX Sensor Circuit Performance - Bank 1 Sensor 2
- P22A7-NOX Sensor Heater Circuit Performance - Bank 1 Sensor 2
- P22FC-NOX Sensor Performance - Slow Response Low To High Bank 1 Sensor 2
- P238C-Water In Fuel Sensor B Circuit Low
- P238D-Water In Fuel Sensor B Circuit High
- P238F-Water In Fuel Condition - Sensor B
- P242B-Exhaust Gas Temp Sensor Circuit Performance - Bank 1 Sensor 3
- P242C-Exhaust Gas Temperature Sensor Circuit Low- Bank 1 Sensor 3
- P242D-Exhaust Gas Temperature Sensor Circuit High - Bank 1 Sensor 3
- P242F-Diesel Particulate Filter Restriction - Ash Accumulation
- P244A-Diesel Particulate Filter Differential Pressure Too Low
- P244D-Exhaust Temperature Too High For Particulate Filter Regeneration
- P2453-Diesel Particulate Filter Pressure Sensor A Circuit Performance
- P2454-Diesel Particulate Filter Pressure Sensor A Circuit Low
- P2455-Diesel Particulate Filter Pressure Sensor A Circuit High
- P2456-Diesel Particulate Filter Pressure Sensor 1 Circuit Intermittent/Erratic
- P2457-Exhaust Gas RECIRCULATION Cooling System Performance
- P2459-Diesel Particulate Filter Regeneration Too Frequent
- P245A-EGR Cooler Bypass Control Circuit/Open
- P245C-EGR Cooler Bypass Control Circuit Low
- P245D-EGR Cooler Bypass Control Circuit High
- P2463-Diesel Particulate Filter - Soot Accumulation
- P2470-Exhaust Gas Temperature Sensor Circuit Low - Bank 1 Sensor 4
- P2471-Exhaust Gas Temperature Sensor Circuit High - Bank 1 Sensor 4
- P2472-Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic - Bank 1 Sensor 4
- P2481-Exhaust Gas Temperature Sensor Circuit Low - Bank 1 Sensor 5
- P2482-Exhaust Gas Temperature Sensor Circuit High - Bank 1 Sensor 5
- P2483-Exhaust Gas Temperature Sensor Circuit Performance - Bank 1 Sensor 5
- P2493-EGR Cooler Bypass Bank 1 Position Sensor Circuit Performance
- P2494-EGR Cooler Bypass Bank 1 Position Sensor Circuit Low
- P2495-EGR Cooler Bypass Bank 1 Position Sensor Circuit High
- P249E-Closed Loop SCR REDUCTANT Injection Control At Limit - Flow Too High
- P24A0-Closed Loop DPF Regeneration Control At Limit - Temperature Too Low