What does P2401 code 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 check engine light mean on Toyota Matrix?
A flashing check engine light is your Toyota Matrix’s way of saying “I have a serious problem, don’t ignore me”. It’s flashing to let you know that if you keep driving the vehicle, you are going to ruin the catalytic converter and/or damage the engine in a meaningful way.
What is a EVAP leak detection pump?
By pressurizing the fuel system, the evaporative leak detection pump allows the engine computer to detect any leaks which may be permitting gas vapors to escape. When a leak is detected, the Check Engine Light on your dashboard will illuminate, and a trouble code will be stored in the computer’s memory.
How do you turn off the check engine light on a Toyota Matrix?
1. Using a Scan Tool
- Connect the scan tool to the onboard diagnostic connector. This is found under the steering column.
- Press the READ button on the scan tool, and look for any error codes.
- Press the ERASE button on the tool to remove the error code. The check engine light will then turn off.
Where is the p2401 fault code stored in a car?
P2401 Meaning This fault code is stored in the engine control module when there is a malfunction with the evaporative emissions control circuit. The EVAP system allows the fuel tank to be vented in a controlled manner without releasing harmful gas emissions into the atmosphere.
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?
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
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