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.
Scan worksheet →Manufacturer communications
2Original wording in English
FORD, LINCOLN
Some 2020-2023 Explorer/Aviator/Police Interceptor Utility vehicles equipped with a hybrid powertrain may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P2D40. This may be due to the high voltage battery thermal system not cooling as it should. Follow the updated WSM Section 414-03 inc…
FORD, LINCOLN
Some 2020-2022 Explorer/Aviator/Police Interceptor Utility vehicles equipped with a hybrid powertrain may exhibit an illuminated MIL with diagnostic trouble code (DTC) P2D40. This may be due to the chiller not interpreting the correct cooling value of the high voltage battery chiller. To correct the condition, follow the Service…
Check vehicle applicability
14A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Ford | EXPLORER ↗ | 2023 |
| Ford | EXPLORER ↗ | 2022 |
| Ford | EXPLORER ↗ | 2021 |
| Ford | EXPLORER ↗ | 2020 |
| Ford | EXPLORER HYBRID ↗ | 2022 |
| Ford | EXPLORER HYBRID ↗ | 2021 |
| Ford | EXPLORER HYBRID ↗ | 2020 |
| Ford | EXPLORER POLICE INTERCEPT ↗ | 2022 |
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.