Question

2002 Acura TL 3.2L with code P1457, where do I check for repairs when I get "maintenance required light on" and code p1457

Answer 1

Maintenance required light is only for oil changes, the engine light is different. 

p1457 is related to the EVAP system, check to see if your gas cap is tight

Possible causes

• Missing Fuel cap
• Incorrect fuel filler cap used
• Fuel filler cap remains open or fails to close
• Foreign matter caught in the fuel filler cap

P1457 ACURA - Evaporative Emissions Control System Leakage EVAP Canister System
Read more: https://www.autocodes.com/p1457_acura.html