AutoCodes – Ford – P0023 Ford

P0023 Ford Code - 'B' Camshaft Position Actuator 'A' Control Circuit/Open Bank 2

Quick Answer

The Variable Camshaft Timing (VCT) solenoid valve is an integral part of the VCT system. Common causes include Low or Dirty Engine Oil, Incorrect camshaft timing, Faulty Variable Camshaft Timing (VCT) Bank 2 Solenoid 2 (VCT22). Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0023 Ford indicates 'B' Camshaft Position Actuator 'A' Control Circuit/Open Bank 2.
Common causes
Common causes include Low or Dirty Engine Oil, Incorrect camshaft timing, Faulty Variable Camshaft Timing (VCT) Bank 2 Solenoid 2 (VCT22).
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 5,009
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 21, 2023
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Code P0023 Ford Description

The Variable Camshaft Timing (VCT) solenoid valve is an integral part of the VCT system. The solenoid valve controls the flow of engine oil in the VCT actuator assembly. As the Powertrain Control Module (PCM) controls the duty cycle of the solenoid valve, oil pressure/flow advances or retards the cam timing. Duty cycles near 0% or 100% represent the rapid movement of the camshaft. Retaining a fixed camshaft position is accomplished by dithering (oscillating) the solenoid valve duty cycle.
The PCM calculates and determines the desired camshaft position. It continually updates the VCT solenoid duty cycle until the desired position is achieved. A difference between the desired and actual camshaft position represents a position error in the PCM VCT control loop. The PCM disables the VCT and places the camshaft in a default position if a concern is detected. A related Diagnostic Trouble Code (DTC) also sets when the concern is detected.
When the VCT solenoid is energized, engine oil is allowed to flow to the VCT actuator assembly which advances or retards the camshaft timing. One half of the VCT actuator is coupled to the camshaft and the other half is connected to the timing chain. Oil chambers between the 2 halves couple the camshaft to the timing chain. When the flow of oil is shifted from one side of the chamber to the other, the differential change in oil pressure forces the camshaft to rotate in either an advance or retard position depending on the oil flow.
This DTC sets when a low or high voltage on the VCT22 circuit is detected. This DTC sets if the voltage exceeds a calibrated limit for a calibrated amount of time.
OBDII Code P0023 Ford - 'B' Camshaft Position Actuator 'A' Control Circuit/Open Bank 2 - AutoCodes.com
P0023 Ford Code - 'B' Camshaft Position Actuator 'A' Control Circuit/Open Bank 2

What are the Possible Causes of the DTC P0023 Ford?

  • Low or Dirty Engine Oil
  • Incorrect camshaft timing
  • Faulty Variable Camshaft Timing (VCT) Bank 2 Solenoid 2 (VCT22)
  • Variable Camshaft Timing Bank 2 Solenoid 2 circuit is open or shorted
  • Variable Camshaft Timing Bank 2 Solenoid 2 circuit poor electrical connection

How to Fix the DTC P0023 Ford?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0023 Ford code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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Information for Specific Ford Models

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0023 Ford Code

What does OBDII code P0023 mean for a Ford vehicle?

OBDII code P0023 indicates a problem with the 'B' camshaft position actuator 'A' control circuit for bank 2, which affects the timing and operation of the camshaft.

What symptoms might I notice if my vehicle has code P0023?

Common symptoms include poor engine performance, rough idling, decreased fuel efficiency, and a check engine light illuminated on the dashboard.

What could cause code P0023 to trigger in my Ford?

Potential causes include a faulty camshaft position actuator, damaged wiring or connectors in the circuit, low engine oil levels, or a malfunctioning engine control module (ECM).

How can I diagnose code P0023 effectively?

Start by checking the vehicle's oil level and quality. Then, inspect the wiring and connectors for damage. Use a scan tool to monitor the camshaft position sensor data and perform continuity tests on the actuator circuit.

Is it safe to drive my Ford with code P0023?

It is not recommended to drive the vehicle for an extended period with this code, as it may lead to further engine damage or reduced performance.

What are some common repairs for code P0023?

Repairs may include replacing the camshaft position actuator, repairing or replacing damaged wiring or connectors, or clearing any oil flow issues to the actuator.

Can I clear the code P0023 without fixing the issue?

While you can clear the code using an OBDII scanner, it is not advisable to ignore the underlying issue, as it may result in poor engine performance and potential damage.

How much does it typically cost to repair code P0023?

Repair costs can vary widely depending on the cause; minor repairs like replacing wiring might cost $100-$300, while replacing the camshaft position actuator could range from $300 to $800.

Is code P0023 specific to Ford vehicles?

No, while P0023 is common in Ford vehicles, it can also appear in other brands that use similar camshaft timing control systems, as it's part of the standardized OBDII code system.

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