P16CF GMC code

What is a P16CF code?

Description : P16CF CHEVROLET Intake Rocker Arm Solenoid Valve 2 Control Circuit. Possible causes : – Faulty Intake Rocker Arm Solenoid Valve 2. – Intake Rocker Arm Solenoid Valve 2 harness is open or shorted. – Intake Rocker Arm Solenoid Valve 2 circuit poor electrical connection.

What does code P16D0 mean?

a P16D0 code is an oil leak DTC. Advice is to inspect oil galley plugs in cylinder head. P0010 and P0011 are the codes in relationship to the VVT solenoids. Its recomended to change these solenoids in pairs AND change the oil once both have been replaced.

What does a rocker arm solenoid do?

In vehicles equipped with VTEC, the rocker arm control solenoid supplies hydraulic pressure to the variable timing and lift mechanism. This allows the VTEC system to adjust valve timing and lift as needed. The VTEC system controls the rocker arm control solenoid through the powertrain control module (PCM).

What happens when VVT solenoid goes bad?

A malfunctioning VVT solenoid can prevent the valve timing from advancing or retarding as needed. As a result, the engine may exhibit performance problems, such as rough running and poor acceleration.

How much does a rocker arm cost?

Because rocker arm repair is tedious work, it can be time intensive so hiring an auto mechanic or dealership to do the job is not cheap. Expect to pay anywhere from $500 to $1,500 (parts + labor) depending on the vehicle. A good chunk of the expense is for labor as it can take a long time to access the necessary parts.

Where is the rocker arm actuator located?

Zitat von Youtube: Number three electrical issues since the rocker arm actuator is located at the top end of the engine. It is exposed to high engine temperature inspect the connection at the rocker. Arm.

What causes rocker arm failure?

One of the major causes of component failure is faulty manufacturing. This includes all effects that increase brittleness or those inducing cracks and or stress raisers in the component. Improper heat treatment has been considered as major causes of many failures in the literature.