Acura DTC P1457 – EVAP Control System Leak Detected (Control Canister System)
DTC P1457 meaning on Acura
The Diagnostic Trouble Code (DTC) P1457 on Acura vehicles indicates that the Engine Control Module (ECM) has detected a leak in the Evaporative Emission Control System. Specifically, it points to a leak being detected in the control canister system.
Acura DTC P1457 symptoms
Symptoms of DTC P1457 on an Acura may include:
- Check Engine Light illuminated on the dashboard
- Strong fuel odor around the vehicle
- Decreased fuel efficiency
Acura DTC P1457 causes
The common causes of DTC P1457 on Acura vehicles are:
- Loose or damaged gas cap
- Cracked or disconnected vacuum lines
- Faulty purge control solenoid valve
- Leaking charcoal canister
Acura DTC P1457 seriousness
While DTC P1457 is not an immediate threat to the vehicle’s drivability, it can lead to increased emissions and decreased fuel efficiency if left unresolved. It is important to address this issue to maintain the vehicle’s performance and environmental compliance.
How to diagnose DTC P1457 on Acura
To diagnose DTC P1457 on an Acura, you can perform the following steps:
- Inspect the gas cap for proper sealing
- Check the vacuum lines for any cracks or disconnections
- Test the purge control solenoid valve for proper operation
- Inspect the charcoal canister for leaks
How to fix DTC P1457 on Acura
To fix DTC P1457 on an Acura, you can try the following solutions:
- Ensure the gas cap is tightened properly or replace it if damaged
- Repair or replace any cracked or disconnected vacuum lines
- Replace the faulty purge control solenoid valve
- Replace the leaking charcoal canister if necessary
How to erase DTC P1457 on Acura
To erase DTC P1457 on an Acura, you can use an OBD-II scanner to clear the code after the underlying issue has been fixed. Once the repair has been completed, you can reset the ECM by clearing the code with the scanner, which should turn off the Check Engine Light.
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