P3487 Code - Cylinder 11 Exhaust Valve Control Circuit Low
Quick Answer
When the OBD-II code P3487 appears, it indicates a problem with the exhaust valve control circuit in cylinder 11 of the vehicle's engine. Common causes include Faulty exhaust valve control solenoid, Wiring or connector issues in the exhaust valve control circuit, ECU (Engine Control Unit) malfunction. 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
- P3487 indicates Cylinder 11 Exhaust Valve Control Circuit Low.
- Common causes
- Common causes include Faulty exhaust valve control solenoid, Wiring or connector issues in the exhaust valve control circuit, ECU (Engine Control Unit) malfunction.
- 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.
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Code P3487 Description
When the OBD-II code P3487 appears, it indicates a problem with the exhaust valve control circuit in cylinder 11 of the vehicle's engine. This code specifically points to a low voltage situation within the circuit, which can affect the proper functioning of the exhaust valve. The exhaust valve control circuit is responsible for regulating the timing and flow of exhaust gases out of the cylinder, ensuring optimal engine performance. When this circuit is compromised, it can lead to various issues that affect the vehicle's overall performance and efficiency.
Common Causes of P3487
- Faulty exhaust valve control solenoid
- Wiring or connector issues in the exhaust valve control circuit
- ECU (Engine Control Unit) malfunction
- Mechanical problem with the exhaust valve itself
- Corrosion or damage to the circuit components
Symptoms of P3487
- Rough idling or engine misfires
- Decreased engine performance and power
- Increased fuel consumption
- Illuminated check engine light
- Difficulty starting the vehicle
How to Fix P3487
- Diagnose the specific cause of the issue using a diagnostic scanner to pinpoint the exact source of the problem.
- Inspect the wiring and connectors in the exhaust valve control circuit for any damage or corrosion, repairing or replacing any faulty components as needed.
- Test the exhaust valve control solenoid to ensure it is functioning correctly, replacing it if necessary.
- Check the ECU for any malfunctions or errors, resetting or reprogramming it if needed.
- Verify the proper operation of the exhaust valve and make any necessary adjustments or repairs to ensure it is functioning correctly.
Cost to Fix P3487
The typical repair costs for addressing the P3487 code can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. On average, repairing the exhaust valve control circuit in cylinder 11 can range from $200 to $500, including parts and labor. However, it's important to note that prices can fluctuate based on the location, vehicle make and model, and the complexity of the repair process. Additionally, diagnostic time and labor rates at auto repair shops can vary between $80 and $150 per hour, so it's advisable to obtain local estimates for a more accurate cost assessment.
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Code P3487 Information for Specific Makes
- P3487 Chrysler — Cylinder 11 Exhaust Valve Control Circuit Low
- P3487 Dodge — Cylinder 11 Exhaust Valve Control Circuit Low
- P3487 Jeep — Cylinder 11 Exhaust Valve Control Circuit Low
Frequently Asked Questions about P3487 Code
1. What does OBDII code P3487 mean?
P3487 indicates a problem with the Cylinder 11 Exhaust Valve Control Circuit, specifically that the circuit voltage is lower than expected.
2. What are the common symptoms of code P3487?
Symptoms may include reduced engine performance, rough idling, misfires, decreased fuel efficiency, and illumination of the Check Engine Light.
3. What causes the P3487 code?
Common causes include a faulty exhaust valve control solenoid, wiring issues such as damaged or corroded wires, a malfunctioning PCM (Powertrain Control Module), or low engine oil pressure.
4. Can low oil pressure cause P3487?
Yes, insufficient oil pressure can affect the operation of the exhaust valve control system, leading to this code.
5. How do I diagnose code P3487?
Start by checking the wiring and connectors for damage or corrosion. Then test the exhaust valve control solenoid for proper operation. Finally, check the oil pressure and PCM functionality.
6. Is it safe to drive with code P3487?
Driving with this code is not recommended, as it can lead to further engine damage or reduced performance over time.
7. How can I fix OBDII code P3487?
Repairs may involve replacing the exhaust valve control solenoid, repairing damaged wiring, addressing oil pressure issues, or reprogramming/replacing the PCM.
8. Can a dirty oil filter trigger code P3487?
Yes, a clogged oil filter can reduce oil pressure, potentially triggering this code.
9. How much does it cost to fix a P3487 code?
The cost depends on the exact cause but can range from $100 for wiring repairs to $500 or more for solenoid or PCM replacement.
10. Can I clear the P3487 code without repairs?
Clearing the code without addressing the root cause is not recommended, as the issue will likely reoccur and may lead to more severe problems over time.
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