P3471
Cylinder 9 Exhaust Valve Control Circuit Low
P3471 is an OBD-II diagnostic trouble code meaning: Cylinder 9 Exhaust Valve Control Circuit Low. Common causes: cylinder 9 exhaust valve malfunction, open or short circuit in control circuit. Estimated repair cost: $28–100.
Symptoms
- Floating engine speed
- Reduced engine power
- Increased fuel consumption
- Check Engine Light Is On
- Unstable engine operation at idle
Causes
- Cylinder 9 exhaust valve malfunction
- Open or short circuit in control circuit
- Wiring Harness Problems
- Control module malfunction
- Poor contact in the connector
How to Fix
- Check the condition of the exhaust valve of cylinder 9
- Check valve control circuit integrity
- Inspect the wiring harness for damage
- Check the contacts in the valve connector
- If necessary, replace faulty components
Related codes
Error P3471 by Vehicle Brand
FAQ
What does the P3471 code mean?
P3471 is an OBD-II diagnostic trouble code that indicates: Cylinder 9 Exhaust Valve Control Circuit Low
What causes a P3471 error code?
The most common causes of P3471 include: Cylinder 9 exhaust valve malfunction; Open or short circuit in control circuit; Wiring Harness Problems; Control module malfunction.
How do I fix a P3471 diagnostic trouble code?
To fix P3471: Check the condition of the exhaust valve of cylinder 9. Check valve control circuit integrity. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P3471?
Yes, but get it checked soon
How much does it cost to fix P3471?
The estimated repair cost for P3471 is $28–100. Actual cost depends on your vehicle, location, and labor rates.
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