AutoCodes – Honda – P2653 2008 Honda Accord

P2653 2008 Honda Accord Code - Rocker Arm Oil Control Solenoid 'B' Circuit Low Voltage Bank 1

Quick Answer

The Variable Valve Timing and Lift Electronic Control (VTEC) system activates the Rocker Arm Oil Control Solenoid (VTEC Solenoid Valve) by command from the Engine Control Module (ECM) / Powertrain Control Module (PCM), and it charges/discharges the hydraulic circuit of the VTEC mechanism that switches valve timing between Low and High. Common causes include Check engine oil level, oil condition and pressure, Faulty Variable Valve Timing and Lift Electronic Control (VTEC) / Rocker Arm Solenoid Valve, VTEC/Rocker Arm Solenoid Valve harness is open or shorted. 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
P2653 2008 Honda Accord indicates Rocker Arm Oil Control Solenoid 'B' Circuit Low Voltage Bank 1.
Common causes
Common causes include Check engine oil level, oil condition and pressure, Faulty Variable Valve Timing and Lift Electronic Control (VTEC) / Rocker Arm Solenoid Valve, VTEC/Rocker Arm Solenoid Valve harness is open or shorted.
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 3,651
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 24, 2019
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Code P2653 2008 Honda Accord Description

The Variable Valve Timing and Lift Electronic Control (VTEC) system activates the Rocker Arm Oil Control Solenoid (VTEC Solenoid Valve) by command from the Engine Control Module (ECM) / Powertrain Control Module (PCM), and it charges/discharges the hydraulic circuit of the VTEC mechanism that switches valve timing between Low and High. The ECM/PCM monitors oil pressure in the hydraulic circuit of the VTEC mechanism using the rocker arm oil pressure switch (VTEC oil pressure switch) downstream of the rocker arm oil control solenoid (VTEC solenoid valve). If there is a difference between the oil pressure condition in the hydraulic circuit that is determined by the ECM/PCM command and the oil pressure condition that is determined by the status of the rocker arm oil pressure switch (VTEC oil pressure switch), the system is considered faulty, and the Diagnostic Trouble Code (DTC) is stored.
OBDII Code P2653 2008 Honda Accord - Rocker Arm Oil Control Solenoid 'B' Circuit Low Voltage Bank 1 - AutoCodes.com
P2653 2008 Honda Accord Code - Rocker Arm Oil Control Solenoid 'B' Circuit Low Voltage Bank 1

What are the Possible Causes of the DTC P2653 2008 Honda Accord?

  • Check engine oil level, oil condition and pressure
  • Faulty Variable Valve Timing and Lift Electronic Control (VTEC) / Rocker Arm Solenoid Valve
  • VTEC/Rocker Arm Solenoid Valve harness is open or shorted
  • VTEC/Rocker Arm Solenoid Valve circuit poor electrical connection

How to Fix the DTC P2653 2008 Honda Accord?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2653 2008 Honda Accord 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 P2653 2008 Honda Accord code?

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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 P2653 2008 Honda Accord Code

1. What are the common symptoms of OBDII code P2653 on a 2008 Honda Accord?

- Common symptoms include rough idling, reduced engine performance, and illuminated Check Engine Light.

2. What does the OBDII code P2653 'Rocker Arm Oil Control Solenoid 'B' Circuit Low Voltage Bank 1' mean?

- This code indicates that there is a low voltage condition detected in the circuit controlling the rocker arm oil control solenoid 'B' on Bank 1.

3. What are the possible causes of OBDII code P2653 on a 2008 Honda Accord?

- Possible causes include a faulty rocker arm oil control solenoid, damaged wiring or connectors, low engine oil level, or a malfunctioning Engine Control Module (ECM).

4. How can I diagnose the cause of OBDII code P2653 on my 2008 Honda Accord?

- To diagnose this code, you can perform a visual inspection of the wiring and connectors, test the rocker arm oil control solenoid, check the engine oil level, and use a scan tool to monitor voltage readings.

5. Can I continue driving my 2008 Honda Accord with OBDII code P2653?

- It is not recommended to drive your vehicle with this code present, as it can lead to further engine damage and performance issues. It's best to address the issue promptly.

6. How can I repair OBDII code P2653 on a 2008 Honda Accord?

- Repair options may include replacing the faulty rocker arm oil control solenoid, repairing or replacing damaged wiring or connectors, ensuring the engine oil level is adequate, and resetting the fault code with a scan tool.

7. Is it possible to reset OBDII code P2653 on a 2008 Honda Accord without fixing the underlying issue?

- While you can clear the fault code with a scan tool, it is crucial to address the root cause of the issue to prevent the code from reoccurring.

8. Can a DIY enthusiast fix OBDII code P2653 on a 2008 Honda Accord?

- Depending on your skill level and access to tools, you may be able to address this issue yourself by following repair guides or seeking assistance from online forums. However, professional help is recommended for complex issues.

9. How long does it typically take to repair OBDII code P2653 on a 2008 Honda Accord?

- The repair time can vary based on the cause of the issue and your experience level. It may range from a quick fix like checking and topping up the engine oil to a more involved repair like replacing the rocker arm oil control solenoid.

10. Will OBDII code P2653 cause permanent damage to the engine of a 2008 Honda Accord?

- Ignoring this code can potentially lead to engine damage over time, especially if the root cause is related to oil control issues. It's best to address the problem promptly to avoid further complications.

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