P0276 Chevrolet Code - Cylinder 6 Injector Control Circuit Low Voltage
Quick Answer
The Engine Control Module (ECM) supplies voltage to each Fuel Injector on the high control circuits. Common causes include Dirty Fuel Injector 6, Faulty Fuel Injector 6, Plugged Fuel Injector 6. 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
- P0276 Chevrolet indicates Cylinder 6 Injector Control Circuit Low Voltage.
- Common causes
- Common causes include Dirty Fuel Injector 6, Faulty Fuel Injector 6, Plugged Fuel Injector 6.
- 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.
Code P0276 Chevrolet Description
What are the Possible Causes of the DTC P0276 Chevrolet?
- Dirty Fuel Injector 6
- Faulty Fuel Injector 6
- Plugged Fuel Injector 6
- Fuel injector 6 harness is open or shorted
- Fuel injector 6 circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P0276 Chevrolet?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0276 Chevrolet code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Information for Specific Chevrolet Models
- P0276 2014 Chevrolet Silverado — Cylinder 6 Injector Control Circuit Low Voltage
- P0276 2015 Chevrolet Silverado — Cylinder 6 Injector Control Circuit Low Voltage
- P0276 2016 Chevrolet Silverado — Cylinder 6 Injector Control Circuit Low Voltage
- P0276 2017 Chevrolet Silverado — Cylinder 6 Injector Control Circuit Low Voltage
- P0276 2018 Chevrolet Silverado — Cylinder 6 Injector Control Circuit Low Voltage
Frequently Asked Questions about P0276 Chevrolet Code
1. What does the OBDII code P0276 mean for a Chevrolet?
P0276 indicates a low voltage issue in the injector control circuit for cylinder 6, which can affect engine performance.
2. What are the common symptoms of code P0276 in a Chevrolet?
Symptoms may include rough idling, misfires, reduced engine power, increased fuel consumption, and the check engine light turning on.
3. What causes the P0276 code on a Chevrolet?
Possible causes include a faulty fuel injector for cylinder 6, wiring issues such as shorts or opens, a bad injector driver circuit in the PCM, or corrosion in the connectors.
4. Can a dirty fuel injector cause the P0276 code?
No, a dirty injector typically causes fuel delivery issues but not low voltage in the control circuit. The issue is more likely electrical.
5. How do you diagnose the P0276 code on a Chevrolet?
Start by inspecting the wiring and connectors for cylinder 6 injector, testing the injector's resistance, and checking for voltage at the connector. Use a scan tool to monitor PCM signals.
6. Can driving with code P0276 damage my Chevrolet engine?
Yes, prolonged driving with this issue may cause misfires and damage to the catalytic converter or other engine components.
7. How do you fix code P0276 on a Chevrolet?
Repairs may involve replacing the cylinder 6 injector, repairing damaged wiring or connectors, or replacing the PCM if it’s faulty.
8. Is replacing the fuel injector always required for code P0276?
Not always. If the injector is functioning properly, the issue may be with wiring or the PCM instead.
9. How much does it cost to repair the P0276 code on a Chevrolet?
Costs vary depending on the cause but can range from $150 to $500 for parts and labor, depending on the complexity of the repair.
10. Can a bad PCM cause the P0276 code in a Chevrolet?
Yes, if the PCM fails to send proper signals to the injector control circuit, it can trigger code P0276.
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