What is a rocker arm actuator control circuit?

OBD-II Code Decreased engine performance is defined as a “A” Rocker Arm Actuator Control Circuit/Open. The Rocker Arm Control Solenoid supplies hydraulic pressure to the Variable Timing mechanism. This allows the Variable Timing System to adjust valve timing as needed.

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 does code p16do 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 is code P2645?

The trouble code P2645 can be elucidated as A Rocker Arm Actuator Control Circuit/Open Bank 1. If this error code would start appearing, then it would mean that there is an open circuit or a short which has been detected in the rocker arm actuator control circuit for the exhaust A camshaft in engine bank 1.

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.

How much does it cost to fix a rocker arm actuator?

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.

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.

Can a rocker arm cause a misfire?

The most common symptom of a bad rocker arm is clicking or ticking noises coming from the cylinder head of the engine. It can also cause misfires or a stalling engine together with a check engine light on your dashboard.

What is a rocker arm actuator system performance Stuck Off Bank 1?

The ECM detects a problem in the rocker arm system for bank 1. The oil passages are clogged or the oil pressure is not up to specifications. The rocker arm actuator is clogged with sludge or is sticking intermittently. The engine may have excessive sludge binding the rockers from moving or the oil is too thick.

What is code P16CF?

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 is code p16 d0?

The Chevy Malibu fault code p16d0 is usually displayed when – intake rocker arm valve 2 stuck off. This will trigger a check engine light on Your dashboard, just like other fault codes. This fault code is related to an oil leak. To find the problem, You can check the oil galley plugs found in the cylinder head.