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Powertrain

P20F4

Code meaning and manufacturer information

OBD-II / DTC

Reference meaning

What does this code mean?

The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.

A code identifies a detected condition, not a part that must automatically be replaced.

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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Before replacing a part

Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.

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Manufacturer communications

4

Original wording in English

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FREIGHTLINER, MERCEDES-BENZ

Complaint The check engine light is activated, accompanied by one or more of the following fault codes related to the Adblue System: •P20F409: The Adblue consumption is too low. There is a component fault. •P202E84: The Adblue metering valve 1 (Motor side) has a malfunction. There is a signal below the permissible limit value. C…

FREIGHTLINER, MERCEDES-BENZ

Complaint The check engine light is activated, accompanied by one or more of the following fault codes related to the Adblue System: •P20F409: The Adblue consumption is too low. There is a component fault. •P202E84: The Adblue metering valve 1 (Motor side) has a malfunction. There is a signal below the permissible limit value. C…

FREIGHTLINER, MERCEDES-BENZ

Check engine light with possible Adblue warning with fault code P20F409 or P202E84 Complaint The check engine light is activated, accompanied by one or more of the following fault codes related to the Adblue System: •P20F409: The Adblue consumption is too low. There is a component fault. •P202E84: The Adblue metering valve 1 (Mo…

18-088-20 ↗

JEEP

Flash: Dosing Control Unit (DCU) Updates This bulletin involves reprogramming the DCU with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs have been set:U05A3-00 - Invalid Data Received Fr…

Check vehicle applicability

54

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

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MakeModelModel year
FreightlinerSPRINTER (VS30) ↗2020
FreightlinerSPRINTER (VS30) ↗2019
FreightlinerSPRINTER 1500 ↗2024
FreightlinerSPRINTER 1500 ↗2023
FreightlinerSPRINTER 1500 ↗2022
FreightlinerSPRINTER 1500 ↗2021
FreightlinerSPRINTER 1500 ↗2020
FreightlinerSPRINTER 1500 ↗2019

Can I keep driving?

A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.