What does car code P2401 mean?
leak detection pump
The P2401 trouble code is telling us the EVAP control circuit has had a fault with the leak detection pump. The leak detection pump is used by the ECM to pressurize the EVAP system to check for leaks that are present. When the ECM has detected the the circuit has low voltage it will trigger a P2401 code.
What does the trouble code p2401 mean on EVAP?
The P2401 trouble code is telling us the EVAP control circuit has had a fault with the leak detection pump. The leak detection pump is used by the ECM to pressurize the EVAP system to check for leaks that are present. When the ECM has detected the the circuit has low voltage it will trigger a P2401 code.
What kind of repairs can be done on a p2401 pump?
What repairs can fix the P2401 code? 1 Gas cap is tested and replaced 2 Charcoal canister replaced 3 Leaking or cracked fuel vapor lines replaced 4 Repairing or replacing the wiring harness 5 ECM replaced as needed 6 Faulty purge control solenoid replaced 7 Leak detection pump replaced
What are the functions of the ECM in a car?
Some of the functions of the ECM include; checking the oxygen to fuel ratio, tracking idle speed, and controlling the variable valve timing as well as the ignition timing to increase power or fuel economy. If the engine control module or its related components encounters an issue, it can cause problems to the vehicle’s functionality.
How much does it cost to diagnose a p2401 Toyota code?
The cost to diagnose the P2401 TOYOTA code is 1.0 hour of labor. The auto repair’s diagnosis time and labor rates vary by location, vehicle’s make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour. How much do you know about cars?
The P2401 trouble code is telling us the EVAP control circuit has had a fault with the leak detection pump. The leak detection pump is used by the ECM to pressurize the EVAP system to check for leaks that are present. When the ECM has detected the the circuit has low voltage it will trigger a P2401 code.
What repairs can fix the P2401 code? 1 Gas cap is tested and replaced 2 Charcoal canister replaced 3 Leaking or cracked fuel vapor lines replaced 4 Repairing or replacing the wiring harness 5 ECM replaced as needed 6 Faulty purge control solenoid replaced 7 Leak detection pump replaced
What are the codes for cel p043e, p2401 and p2402?
I decided to get the codes checked out and it reports the codes as P043E, P043F, P2401, P2402, and P2419. I quick google hit came up with the TSB http://www.empirepao.com/tsb/T-EG025-06.pdf