AutoCodes – Honda – P0223 2018 Honda CR-V

P0223 2018 Honda CR-V Code - Throttle Position Sensor 'B' Circuit High Voltage

Quick Answer

The electronic throttle control system controls the throttle valve opening. Common causes include Faulty Throttle Body (TP Sensor 'B'), Throttle Body harness is open or shorted, Throttle Body circuit poor electrical connection. 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
P0223 2018 Honda CR-V indicates Throttle Position Sensor 'B' Circuit High Voltage.
Common causes
Common causes include Faulty Throttle Body (TP Sensor 'B'), Throttle Body harness is open or shorted, Throttle Body circuit poor electrical connection.
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 359
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 15, 2023
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Code P0223 2018 Honda CR-V Description

The electronic throttle control system controls the throttle valve opening. The system includes the throttle actuator, the throttle valve, Throttle Position (TP) sensors 'A' and 'B', the Electronic Throttle Control System (ETCS) control relay, the Accelerator Pedal Position (APP) sensor, and the Powertrain Control Module (PCM). TP Sensor 'B' is a semiconductor type, and it is attached to the throttle body and shaft to determine the throttle valve position. The throttle valve position signal from TP Sensor 'B' is transmitted to the PCM for target position feedback control. If the signal from TP Sensor 'B' is a fixed value for a set time, the PCM detects a TP Sensor 'B' malfunction and stores a Diagnostic Trouble Code (DTC).
OBDII Code P0223 2018 Honda CR-V - Throttle Position Sensor 'B' Circuit High Voltage - AutoCodes.com
P0223 2018 Honda CR-V Code - Throttle Position Sensor 'B' Circuit High Voltage

What are the Possible Causes of the DTC P0223 2018 Honda CR-V?

  • Faulty Throttle Body (TP Sensor 'B')
  • Throttle Body harness is open or shorted
  • Throttle Body circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How to Fix the DTC P0223 2018 Honda CR-V?

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 P0223 2018 Honda CR-V 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.

Need more information about the P0223 2018 Honda CR-V code?

Need more information on how to fix the P0223 2018 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0223 2018 Honda CR-V code diagnosed by a professional: Find a repair shop in your area

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 P0223 2018 Honda CR-V Code

1. What does the OBDII code P0223 mean for a 2018 Honda CR-V?

P0223 indicates a high voltage issue in the Throttle Position Sensor (TPS) 'B' circuit, which monitors the throttle body's position for proper engine performance.

2. What are the common symptoms of a P0223 code in a 2018 Honda CR-V?

Symptoms may include poor engine performance, unexpected acceleration or deceleration, reduced fuel efficiency, and the Check Engine Light illuminating.

3. What causes the P0223 code in a 2018 Honda CR-V?

Common causes include a faulty Throttle Position Sensor 'B', damaged wiring or connectors, a malfunctioning throttle body, or issues in the Engine Control Module (ECM).

4. Can I drive my 2018 Honda CR-V with a P0223 code?

Driving with this code is not recommended, as it can lead to unpredictable throttle response and potentially dangerous driving conditions.

5. How do I diagnose the P0223 code on a 2018 Honda CR-V?

Diagnosis typically involves using an OBDII scanner to confirm the code, inspecting the wiring and connectors for damage, testing the Throttle Position Sensor, and verifying the voltage signals in the circuit.

6. How is the P0223 code fixed on a 2018 Honda CR-V?

Repairs may include replacing the Throttle Position Sensor 'B', repairing or replacing damaged wiring or connectors, cleaning or replacing the throttle body, or reprogramming the ECM if necessary.

7. How much does it cost to repair a P0223 code on a 2018 Honda CR-V?

Repair costs vary but typically range from $150 to $400, depending on whether the sensor, wiring, or throttle body needs replacement.

8. Can a dirty throttle body trigger the P0223 code on a 2018 Honda CR-V?

Yes, a dirty or malfunctioning throttle body can cause incorrect voltage readings, potentially leading to a P0223 code.

9. Does a P0223 code always mean the Throttle Position Sensor 'B' is bad?

No, the issue could also stem from wiring problems, connector damage, or ECM malfunctions rather than the sensor itself.

10. How can I prevent the P0223 code from reoccurring on my 2018 Honda CR-V?

Regular maintenance, such as inspecting and cleaning the throttle body and checking the wiring and connectors for wear, can help prevent this code.

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