• Engine misfire
• Poor fuel economy
• Check Engine Light illuminated
• Faulty fuel injector
• Open or shorted wiring in the injector circuit
• Faulty ECM
ECM: Engine Control Module, the computer that controls the engine.
Injector: A device that sprays fuel into the engine's cylinders.
• P319A
• P319B
This code means there's a problem with the part of the car that helps put fuel into one of the engine's cylinders. It's like a straw that's supposed to deliver juice but is blocked or disconnected.
The code indicates an issue with the electrical circuit responsible for controlling the fuel injector for cylinder 6. This could be due to an open circuit or a problem in the wiring or connections.
The P319C code is triggered when the Engine Control Module (ECM) detects an open circuit or a low voltage condition in the low side circuit of the hydrogen injector for cylinder 6. This could be due to a wiring issue, a faulty injector, or a problem with the ECM itself.
• Use an OBD-II scanner to confirm the code.
• Inspect the wiring and connectors for cylinder 6 injector.
• Test the injector for proper operation.
• Repair or replace damaged wiring or connectors.
• Replace the faulty injector.
• Reprogram or replace the ECM if necessary.
• OBD-II scanner
• Multimeter
• Basic hand tools
$150 - $600
Moderate
• Toyota Mirai
• Hyundai Nexo
• Honda Clarity
• Regular maintenance checks
• Ensure clean fuel supply
• Inspect wiring and connectors periodically
Engine Performance
• Avoid driving long distances until repaired.
• Consult a professional mechanic.
Check with the vehicle manufacturer for warranty coverage on fuel injectors.
This code is more common in vehicles with advanced fuel systems, such as hydrogen fuel cell vehicles.
Moderate – Addressing this issue promptly can prevent further engine damage.
Driving with this code may lead to increased emissions and potential engine damage.
• Engine at operating temperature
• Vehicle in park or neutral
The fuel injector for cylinder 6 is located on the engine block, typically on the side or top of the cylinder head.
Q: Can I drive with a P319C code?
A: It's not recommended to drive for long distances with this code, as it can lead to engine damage.
Q: How can I reset the P319C code?
A: You can reset the code using an OBD-II scanner, but it's important to fix the underlying issue first.