P0279
Cylinder 7 Injector A Circuit Low
P0279 is an OBD-II diagnostic trouble code meaning: Cylinder 7 Injector A Circuit Low. Common causes: cylinder 7 injector malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.
Symptoms
- Misfire in cylinder 7
- Reduced engine power
- Increased fuel consumption
- Unstable idle
- Check Engine Light Illuminates
Causes
- Cylinder 7 injector malfunction
- Open or short circuit in wiring harness
- Poor contact in the injector connector
- ECU malfunction
- Problems with power or grounding of the injector circuit
How to Fix
- Check the resistance of the injector of cylinder 7
- Inspect the wiring harness and connectors for damage
- Check the voltage at the injector
- Replace the injector if necessary
- Check the operation of the computer
Related codes
Error P0279 by Vehicle Brand
FAQ
What does the P0279 code mean?
P0279 is an OBD-II diagnostic trouble code that indicates: Cylinder 7 Injector A Circuit Low
What causes a P0279 error code?
The most common causes of P0279 include: Cylinder 7 injector malfunction; Open or short circuit in wiring harness; Poor contact in the injector connector; ECU malfunction.
How do I fix a P0279 diagnostic trouble code?
To fix P0279: Check the resistance of the injector of cylinder 7. Inspect the wiring harness and connectors for damage. Check the voltage at the injector. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0279?
Limited driving only, diagnose soon
How much does it cost to fix P0279?
The estimated repair cost for P0279 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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