P0456 on the 2013 Dodge Challenger
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| 1804823 | 2023-05-30. Service bulletin. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK |
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| 1807320 | 2022-09-26. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs):U1424-00 - Implausible Engine Torque Signal Received(2015 MY). P0456 - EVAP System Small Leak. P2610 - PCM Internal Engine Off Timer Performance. P2299 - Brake Pedal Position / Accelerator Pedal Position Incompatible. P0335 - Crankshaft Position Sensor Circuit(2014-2015 MY). U0140 - Lost Communication With Body Control Module(LC, LD and LX). P1621 - O2 Sensor Reference Voltage Circuit Low. P1622 - O2 Sensor Reference Voltage Circuit High. P0606 - Internal Control Processor. P0300 - Multiple Cylinder Misfire. P219A - Bank 1 Air-Fuel Ratio Imbalance. P219B - Bank 2 Air-Fuel Ratio Imbalance. P0307 - Cylinder 7 Misfire. P2096 - Downstream Fuel Trim System 1 Lean. P2097 - Downstream Fuel Trim System 1 Rich. The following software enhancements are also available(2015 MY):Reverse gear lock-out change from 16 kph (10 mph) to 4.8 kph (3 mph)(Sales Code EZC with DEC). Change to purge vapor control calibration(Sales Code EZH with DGJ). Improvements to vehicle overspeed control(Sales Code EZH with DGJ). Calibration update to the electronic voltage regulator voltage set point(Sales Code EZH with DGJ). Additional Symptoms:Customers with a Pursuit Dodge Charger (LD) may describe an unpleasant odor in the vehicle under certain extreme ambient conditions2013-2015 MY LD with (Sales Codes EZH with AHB or AHV only). Technicians may find that the original vehicle Frequency Operated Button Integrated Key (FOBIK) does not function properly following replacement of the Wireless Ignition Node (WIN/WCM). The Secret Key information stored in the PCM may be corrupt. This update will restore the PCM?s ability to store/transfer valid Secret Key information |
| 18-088-16 | 2022-08-15. Service bulletin. Flash: Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination or a less than desired powertrain response when operating their vehicles in high ambient temperatures. Upon further investigation the technician may find one or more of the following DTCs have been set: · **P0335 - Crankshaft Position Sensor Circuit. · P2610 - PCM Internal Engine Off Timer Performance. · P0456 - EVAP System Small Leak (Sales Code ERB).** · U0140 - Lost Communication With Body Control Module - (BCM) (VF, LD, LX vehicles only). · P0606 - Internal Control Processor. |
| 18-073-20 | 2020-09-28. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs):U1424-00 - Implausible Engine Torque Signal Received(2015 MY). P0456 - EVAP System Small Leak. P2610 - PCM Internal Engine Off Timer Performance. P2299 - Brake Pedal Position / Accelerator Pedal Position Incompatible. P0335 - Crankshaft Position Sensor Circuit(2014-2015 MY). U0140 - Lost Communication With Body Control Module(LC, LD and LX). P1621 - O2 Sensor Reference Voltage Circuit Low. P1622 - O2 Sensor Reference Voltage Circuit High. P0606 - Internal Control Processor. P0300 - Multiple Cylinder Misfire. P219A - Bank 1 Air-Fuel Ratio Imbalance. P219B - Bank 2 Air-Fuel Ratio Imbalance. P0307 - Cylinder 7 Misfire. P2096 - Downstream Fuel Trim System 1 Lean. P2097 - Downstream Fuel Trim System 1 Rich. The following software enhancements are also available(2015 MY):Reverse gear lock-out change from 16 kph (10 mph) to 4.8 kph (3 mph)(Sales Code EZC with DEC). Change to purge vapor control calibration(Sales Code EZH with DGJ). Improvements to vehicle overspeed control(Sales Code EZH with DGJ). Calibration update to the electronic voltage regulator voltage set point(Sales Code EZH with DGJ). Additional Symptoms:Customers with a Pursuit Dodge Charger (LD) may describe an unpleasant odor in the vehicle under certain extreme ambient conditions2013-2015 MY LD with (Sales Codes EZH with AHB or AHV only). Technicians may find that the original vehicle Frequency Operated Button Integrated Key (FOBIK) does not function properly following replacement of the Wireless Ignition Node (WIN/WCM). The Secret Key information stored in the PCM may be corrupt. This update will restore the PCM?s ability to store/transfer valid Secret Key information |
| 18-089-15 | 2019-05-20. Service bulletin. Flash: Diagnostic And System Improvements/Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more one of the following Diagnostic Trouble Codes (DTCs) set in the Powertrain Control Module (PCM): ? U0140 - Lost Communication With Body Control Module. ? P0456 - Evap System Small Leak. |
| 18-088-16 REV. A | 2018-05-07. Service bulletin. Flash: Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination or a less than desired powertrain response when operating their vehicles in high ambient temperatures. Upon further investigation the technician may find one or more of the following DTCs have been set: · **P0335 - Crankshaft Position Sensor Circuit. · P2610 - PCM Internal Engine Off Timer Performance. · P0456 - EVAP System Small Leak (Sales Code ERB).** · U0140 - Lost Communication With Body Control Module - (BCM) (VF, LD, LX vehicles only). · P0606 - Internal Control Processor. |
| 18-088-16 REV. A | 2018-02-21. Service bulletin. Flash: Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination or a less than desired powertrain response when operating their vehicles in high ambient temperatures. Upon further investigation the technician may find one or more of the following DTCs have been set: · **P0335 - Crankshaft Position Sensor Circuit. · P2610 - PCM Internal Engine Off Timer Performance. · P0456 - EVAP System Small Leak (Sales Code ERB).** · U0140 - Lost Communication With Body Control Module - (BCM) (VF, LD, LX vehicles only). · P0606 - Internal Control Processor. |
| 18-088-16 | 2017-11-03. Service bulletin. Flash: Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. · **P0456 - EVAP System Small Leak (Sales Code ERB).** · U0140 - Lost Communication With Body Control Module - (BCM) (VF, LD, LX vehicles only). · P0606 - Internal Control Processor. |
| 18-084-16 | 2017-11-03. Service bulletin. Flash: 5.7L Diagnostic And System Improvements This bulletin involves reprogramming of the Powertrain Control Module (PCM) with the latest software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs): · **P0456 - Evap System Small Leak. · P2610 - PCM Internal Engine Off Timer Performance. · P2299 - Brake Pedal Position / Accelerator Pedal Position Incompatible. · P0335 - Crankshaft Position Sensor Circuit. (2014-2015 MY).** · U0140 - Lost Communication With Body Control Module. (LC, LD and LX). · P1621 - O2 Sensor Reference Voltage Circuit Low. · P1622 - O2 Sensor Reference Voltage Circuit High. · P0606 - Internal Control Processor. · P0300 - Multiple Cylinder Misfire. · P219A - Bank 1 Air-Fuel Ratio Imbalance. · P219B - Bank 2 Air-Fuel Ratio Imbalance. · P0307 - Cylinder 7 Misfire. · P2096 - Downstream Fuel Trim System 1 Lean. · P2097 - Downstream Fuel Trim System 1 Rich. |
9 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.