P03DA
Cylinder 7 Combustion Performance
P03DA is an OBD-II diagnostic trouble code meaning: Cylinder 7 Combustion Performance. Common causes: spark plug fault, problems with the ignition coil. Estimated repair cost: $56–167.
Symptoms
- Misfires
- Reduced engine power
- Increased fuel consumption
- Unstable idling
Causes
- Spark plug fault
- Problems with the ignition coil
- Dirty or faulty fuel injector
- Low cylinder compression
- Problems with the air intake system
How to Fix
- Check the condition of the spark plug in cylinder 7
- Test the ignition coil
- Clean or replace fuel injector
- Check compression in cylinder
- Diagnose the air intake system
Related codes
Error P03DA by Vehicle Brand
FAQ
What does the P03DA code mean?
P03DA is an OBD-II diagnostic trouble code that indicates: Cylinder 7 Combustion Performance
What causes a P03DA error code?
The most common causes of P03DA include: Spark plug fault; Problems with the ignition coil; Dirty or faulty fuel injector; Low cylinder compression.
How do I fix a P03DA diagnostic trouble code?
To fix P03DA: Check the condition of the spark plug in cylinder 7. Test the ignition coil. Clean or replace fuel injector. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P03DA?
Limited driving only, diagnose soon
How much does it cost to fix P03DA?
The estimated repair cost for P03DA is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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