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 wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
P0453:00FUEL TANK PRESSURE SENSOR HIGH INPUTTHIS CONCERN MAY BE CAUSED BY ANTS ENTERING THE FTP SENSOR THROUGH AN OPENING (TO ATMOSPHERE)
Manufacturer communications
15Original wording in English
AUDI
This bulletin contains repair instructions for when the customer has problems filling the fuel tank and DTC P045100, P044100, P202500, and/or P045300 is present.
AUDI
This bulletin contains repair instructions for when the customer has problems filling the fuel tank and DTC P045100, P044100, P202500, and/or P045300 is present.
AUDI
This bulletin contains repair instructions for when the customer has problems filling the fuel tank and DTC P045100, P044100, P202500, and/or P045300 is present.
AUDI
This bulletin contains repair instructions for when the customer has problems filling the fuel tank and DTC P045100, P044100, P202500, and/or P045300 is present.
Check vehicle applicability
70A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Code meaning and manufacturer information
Original wording in English · Historical directory labels; manufacturer applicability has not been established for every entry.
Evaporative Emission Control System Pressure Sensor High 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.