What causes the p3401 OBD-II trouble code?
P3401 is an OBD-II generic code for the engine control module (ECM) detecting that the intake control solenoid for cylinder number 1 is either shorted, open, or has a high resistance. What causes the P3401 code?
When does the ECM set the p3401 code?
The ECM can detect each of the four solenoids individually for shorts, open circuits, or high resistance. The code is set when the cylinder number one has one of these three problems when the engine is commanded to go to four cylinder operation. What are the symptoms of the P3401 code?
How to fix a cylinder deactivation solenoid problem?
Adding more oil to the system and/or getting an oil change. Replacing a damaged cylinder deactivation solenoid. Repairing or replacing damaged or corroded wiring or connectors in the cylinder deactivation solenoid’s circuit. Ensuring that there are no shorts and that the circuit is not open at any point.
What is the fault code for number one cylinder?
Code P3401 is for a shorted or open circuit for the 4 to 8 cylinder solenoid for the number 1 cylinder and can also be accompanied by the other 3 cylinders fault codes if the vehicle is having problems with the common power and ground they use in the harness for all the cylinders.
What causes a p3401 cylinder 1 deactivation code?
Causes for this P3401 code may include: Defective cylinder deactivation solenoid Low engine oil level or pressure Corroded, damaged or loose connector What are some P3401 troubleshooting steps?
Where is the number one cylinder deactivation solenoid located?
The number one cylinder deactivation solenoid is mounted on or near the intake in the vicinity of that cylinder based of the specific vehicle and the configuration.
The ECM can detect each of the four solenoids individually for shorts, open circuits, or high resistance. The code is set when the cylinder number one has one of these three problems when the engine is commanded to go to four cylinder operation. What are the symptoms of the P3401 code?
Code P3401 is for a shorted or open circuit for the 4 to 8 cylinder solenoid for the number 1 cylinder and can also be accompanied by the other 3 cylinders fault codes if the vehicle is having problems with the common power and ground they use in the harness for all the cylinders.