P0274
Cylinder 5 Injector A Circuit High
P0274 is an OBD-II diagnostic trouble code meaning: Cylinder 5 Injector A Circuit High. Common causes: break in the injector wiring harness, cylinder 5 injector malfunction. Estimated repair cost: $33–167.
Symptoms
- Misfire in cylinder 5
- Unstable engine operation
- Power Loss
- Increased fuel consumption
- Difficulty starting the engine
Causes
- Break in the injector wiring harness
- Cylinder 5 injector malfunction
- Problems with contacts in connectors
- ECU malfunction
- Short circuit in control circuit
How to Fix
- Check the resistance of the injector of cylinder 5
- Inspect the wiring harness and connectors for damage
- Test the injector control circuit
- If necessary, replace the injector or repair the wiring harness
- Reset the error and check if it returns
Related codes
Error P0274 by Vehicle Brand
FAQ
What does the P0274 code mean?
P0274 is an OBD-II diagnostic trouble code that indicates: Cylinder 5 Injector A Circuit High
What causes a P0274 error code?
The most common causes of P0274 include: Break in the injector wiring harness; Cylinder 5 injector malfunction; Problems with contacts in connectors; ECU malfunction.
How do I fix a P0274 diagnostic trouble code?
To fix P0274: Check the resistance of the injector of cylinder 5. Inspect the wiring harness and connectors for damage. Test the injector control circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0274?
Limited driving only, diagnose soon
How much does it cost to fix P0274?
The estimated repair cost for P0274 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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