What is Injector Group A?

What is Injector Group A?

The group letter “A” in this code is used to distinguish what exact circuit the fault is referring to. The P2146 Fuel Injector Group A Circuit/Open code is active when the ECM detects a open or malfunction within the fuel injector’s supply voltage circuit.

How do I fix code P0205?

What repairs can fix the P0205 code?

1. Replacing the cylinder 5 fuel injector.
2. Replacing the ECM.
3. Fixing electrical connection issues.
4. Repairing or replacing any wiring that is open or shorted.

How do I fix code P0202?

What repairs can fix the P0202 code?

1. Fuel injector replacement for cylinder 2.
2. Repair or replacement of a faulty wiring harness.
3. ECM replacement.
4. Fixing connection issues.

What is injector circuit open cylinder 1?

The diagnostic trouble code P0201 tells us the ECM has detected a malfunction with the cylinder 1 injector circuit. This code indicates out-of-range performance was detected in the operation of cylinder 1 injector circuit. Once a malfunction is detected, a Check Engine Light is triggered and failsafe mode is enabled.

How do you fix an injector on a open cylinder 1?

Possible fixes include:

1. Replacement of the Cylinder 1 Fuel Injector.
2. Repair or replacement of any wiring issues (damaged or broken wires)
3. Fixing poor connections.
4. Replacement of the PCM.

What causes fuel injector circuit open?

Here are some of the possible causes of the code: Defective fuel injector. Circuit issues, such as corroded wiring or poor connections. An issue with the PCM, such as software in need of an update.

How can you tell if an injector is stuck open?

The symptoms of a stuck-open or incompletely closing fuel injector are quite different than an injector that is completely dead or partially clogged. In this case, there may be an odor of unburned fuel in the engine compartment, coming through the vents, or even out of the tail pipe.

Will a stuck injector cause a misfire?

A clogged or low flow injector can cause surging, low power or misfire in cylinder. Only a stuck open injector will cause bad fuel economy.

How do I know which injector is bad?

The most common sign of a bad fuel injector is the check engine warning light, which appears on the dashboard. As soon as an injector isn’t doing what it should, this light will come on. (In other words, if it’s adding too much or too little.)