# Service bulletin 25\-002\-17

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10217557
- Published by NHTSA: 2022\-08\-08
- Manufacturer's number: 25\-002\-17
- Manufacturer's date: 2017\-03\-10
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

Flash: Dosing Control Unit Diagnostic And System Improvements This bulletin involves reprogramming the Dosing Control Unit \(DCU\) with the latest available software. Some customers may experience a Malfunction Indicator Lamp \(MIL\) illumination specifically in cold weather. Upon further investigation, a technician may find the following Diagnostic Trouble Code \(DTC\): P207F \- Reductant Quality Performance.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10217557-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10217557-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Lighting

## Trouble codes named

P207F

## Vehicles listed

- 2017 RAM 2500
- 2017 RAM 3500
- 2017 RAM 4500

## Other bulletins for the same vehicles and component

- [S1625000003 Rev.](/bulletins/10231712.md), 2023-02-13, Service bulletin: BACK OVER PREVENTION; EXTERIOR LIGHTING. Malfunction Indicator Lamp \(MIL\) Illumination. NOx Sensor Diagnostic Trouble Codes \(DTCs\) Diagnosis Information.
- [1807417](/bulletins/10224745.md), 2022-10-24, Service bulletin: ELECTRICAL SYSTEM; EXTERIOR LIGHTING; SERVICE BRAKES; FUEL SYSTEM, GASOLINE; BACK OVER PREVENTION. Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module \(ECM/PCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Codes \(DTCs\) have been set:P1C55 \- NOx Sensor Intermittent \- Bank 1 Sensor 1. P202E \- Reductant Injector Performance. P218F \- Reductant No Flow Detected. In addition, the following software enhancements are also available:Fuel filter minder improvement. Calibration changes to engine\-off timer. Changes to engine warm up protection. Hydrocarbon Desorption \(HCD\) driveability improvements. A/C pressure sensor update. Exhaust Gas Recirculation \(EGR\) calibration changes.
- [1807317](/bulletins/10224744.md), 2022-10-24, Service bulletin: BACK OVER PREVENTION; FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING; SERVICE BRAKES, HYDRAULIC; ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module \(ECM/PCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that the following DTCs have been set:P202E \- Reductant Injector Performance. P218F \- Reductant No Flow Detected. Customers may experience one or more of the following conditions:Unpleasant odor in the vehicle at low speeds and when regeneration is active. Intermittent no crank and no start\(68RFE automatic transmission only\). Unable to complete ?Fuel Pressure Override? test in the scan tool. In addition, the following software enhancements are also available:Calibration changes to engine\-off timer. Changes to engine warm up protection. Hydrocarbon Desorption \(HCD\) driveability improvements. A/C pressure sensor update. Exhaust Gas Recirculation \(EGR\) calibration changes. Improved fuel filter reminder calibration. Improved regeneration at low speeds. Updated accelerator pedal calibration to reduce hesitation. Calibration changes to reduce turbo inlet temperatures.
- [0809420](/bulletins/10223967.md), 2022-10-17, Service bulletin: EXTERIOR LIGHTING; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Flash: Drivetrain Control Module \(DTCM\) Update This bulletin involves reprogramming the DTCM with the latest available software. The customer may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code \(DTC\) has been set::If the customer has any concerns with the transfer case or if the tech performs any repairs on the transfer case, the software must be updated.C140E \- Transfer Case Motor Blocked. If DTC C140E is present, follow normal diagnostic procedures before updating the DTCM.In addition the customer may describe the following:The ?Service 4WD? message/fault is displayed in the Instrument Panel Cluster \(IPC\). Transfer case shift fork tabs broken during range shift. Noisy \(clunking/ratcheting\) transfer case range shifts. Failure to complete transfer case range shifts. The following software enhancement is available:This update will help reduce premature transfer case failure.
- [1800722](/bulletins/10222985.md), 2022-10-17, Service bulletin: SERVICE BRAKES; BACK OVER PREVENTION; ELECTRICAL SYSTEM; EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE. Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the Powertrain Control Module \(PCM\) with thelatest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may findthat one or more of the following Diagnostic Trouble Codes \(DTCs\) have been set: P064F \- Unauthorized Software/Calibration Detected. P2201 \- Aftertreatment NOx Sensor Circuit Performance \- Bank 1 Sensor 1. P24C7 \- Particulate Matter Sensor Temperature Circuit Performance. P1C55 \- NOx Sensor Intermittent \- Bank 1 Sensor 1. P202E \- Reductant Injector Performance. P218F \- Reductant No Flow Detected. In addition, the following software enhancements are also available: Fuel filter minder improvement. Calibration changes to engine\-off timer. Changes to engine warm up protection. Hydrocarbon Desorption \(HCD\) driveability improvements. A/C pressure sensor update. Exhaust Gas Recirculation \(EGR\) calibration changes.
- [S1625000007RevA](/bulletins/10220534.md), 2022-09-26, Service bulletin: EXTERIOR LIGHTING. Malfunction Indicator Lamp \(MIL\) Illumination. Diagnostic Trouble Code \(DTC\) P207F ? Reductant Quality Performance Set.
- [2101719](/bulletins/10220113.md), 2022-09-15, Service bulletin: FUEL SYSTEM, GASOLINE; AIR BAGS; POWER TRAIN; ELECTRICAL SYSTEM; FUEL SYSTEM, DIESEL; EXTERIOR LIGHTING; BACK OVER PREVENTION. Flash: Transmission Control Module \(TCM\) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that the followingDTC has been set:U1111\-00 \- Lost Odometer Message\(DD, DF, and DP with Diesel Engine Only\). In addition, the customer may notice one or more of the following conditions: The customer may notice a harsh 2\-3 and/or 3\-4 shift\(2017 MY D2 with ETK 6.7L Diesel and DF2 Transmission Only\). 1\-2 hard shift. 3\-4 flare issue fix. Trans quick learn fix\(Gas Engine Only\). Transmission oil temperature light illumination during high engine and tow loads. Less than desired towing performance while using cruise control. Harsh engagement while shifting from neutral to drive, neutral to reverse,or park to reverse with vehicle still in motion \(rolling garage shift\). Engine flare during 2\-1 tip in downshift. Less than desired shift quality during 6\-5 and 5\-4 coasting downshifts. Delayed downshifts in Tow/Haul mode while driving down grades. Less than desired transmission shift performance when transitioning froma low traction to high traction surfaces i.e. ice covered road to clear pavement. Less than desired shift points during light pedal and Wide Open Throttle\(WOT\) operation or while in Tow/Haul and engine brake modes. 1\-2 upshift shudder correction\(Diesel engine and DF2 Transmission Only\). A harsh 1\-2 upshift\(DF2 Transmission Only\). Excessive gear shifting\(DF2 Transmission Only\). Harsh 2\-1 downshift\(DF2 Transmission Only\). Delayed engagement when shifting from neutral to drive, neutral to reverse,or park to reverse \(garage shifts\)\(DF2 Transmission Only\). Audible squawk noise on 4\-3 downshift\(DF2 Transmission Only\). Poor vehicle acceleration in first gear with vehicle fully loaded\(DF2 Transmission Only\). MIL illumination with no defect found forDTC P253D \- PTO Sense Circuit High\(DF2 Transmission Only\).
- [18\-073\-21](/bulletins/10218576.md), 2022-08-22, Service bulletin: EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL. Diesel Injector Freezing This bulletin involves installing a insulator over the Diesel Exhaust Fluid \(DEF\) injector. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes \(DTCs\) have been set: P218F \- Reductant No Flow Detected. P202E \- \(Diesel Exhaust Fluid\) Reductant Injector Performance. The customer will not notice any drivability issues associated with these DTCs. These DTCs may set when the vehicles is parked for a long time and the ambient temperatures are below \-11 °C \(12 °F\).
- [S1625000007 Rev.](/bulletins/10188738.md), 2021-03-15, Service bulletin: EXTERIOR LIGHTING; EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Malfunction Indicator Lamp \(MIL\) Illumination. Diagnostic Trouble Code \(DTC\) P207F ? Reductant Quality Performance Set.
- [12408](/bulletins/10149033.md), 2018-11-26, Service bulletin: EXTERIOR LIGHTING:TAIL LIGHTS. TAILLIGHT.

JSON: [/v1/bulletins/10217557](/v1/bulletins/10217557)

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