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.
Narrow by vehicle
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
16Original wording in English
TOYOTA
Some customers may experience a rough running engine with a MIL ON P140018 DTC. Upon further inspection, a loose C90/C27 connector pin at the EGR valve may be found. To correct this concern, please reference the repair section of this TSB.
TOYOTA
Customers may experience a MIL ON, or an intermittent MIL ON condition, accompanied by DTC P140018, Exhaust Gas Recirculation "A" Control Circuit 2 Circuit Current Below Threshold
TOYOTA
Customers may experience a MIL ON, or an intermittent MIL ON condition, accompanied by DTC P140018, Exhaust Gas Recirculation "A" Control Circuit 2 Circuit Current Below Threshold
RAM
Diagnostic Trouble Code (DTC) P1400 ? Aftermarket Calibration Detected/Warranty Coverage Confirmation Required, Setting Falsely.
Check vehicle applicability
92A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Cadillac | ESCALADE ↗ | 2008 |
| Dodge | CHALLENGER ↗ | 2021 |
| Dodge | CHALLENGER ↗ | 2020 |
| Dodge | CHALLENGER ↗ | 2019 |
| Dodge | CHALLENGER ↗ | 2018 |
| Dodge | CHALLENGER ↗ | 2017 |
| Dodge | CHALLENGER ↗ | 2016 |
| Dodge | CHARGER ↗ | 2021 |
Code meaning and manufacturer information
Original wording in English · Historical directory labels; manufacturer applicability has not been established for every entry.
DPFE Circuit Low Input
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.