P0261 Chevrolet Code - Cylinder 1 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 1, Faulty Fuel Injector 1, Plugged Fuel Injector 1. 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
- P0261 Chevrolet indicates Cylinder 1 Injector Control Circuit Low Voltage.
- Common causes
- Common causes include Dirty Fuel Injector 1, Faulty Fuel Injector 1, Plugged Fuel Injector 1.
- 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 P0261 Chevrolet Description
What are the Possible Causes of the DTC P0261 Chevrolet?
- Dirty Fuel Injector 1
- Faulty Fuel Injector 1
- Plugged Fuel Injector 1
- Fuel Injector #1 harness is open or shorted
- Fuel Injector #1 circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P0261 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 P0261 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
- P0261 2014 Chevrolet Silverado — Cylinder 1 Injector Control Circuit Low Voltage
- P0261 2015 Chevrolet Silverado — Cylinder 1 Injector Control Circuit Low Voltage
- P0261 2016 Chevrolet Silverado — Cylinder 1 Injector Control Circuit Low Voltage
- P0261 2017 Chevrolet Silverado — Cylinder 1 Injector Control Circuit Low Voltage
- P0261 2018 Chevrolet Silverado — Cylinder 1 Injector Control Circuit Low Voltage
Frequently Asked Questions about P0261 Chevrolet Code
What does OBDII code P0261 mean for a Chevrolet?
Code P0261 indicates that the Engine Control Module (ECM) has detected a low voltage issue in the cylinder 1 injector control circuit.
What are the common symptoms of code P0261 in a Chevrolet?
Symptoms may include rough idling, poor engine performance, misfires, reduced fuel efficiency, or the Check Engine Light being illuminated.
What causes code P0261 in a Chevrolet?
Common causes include a faulty fuel injector, damaged or corroded wiring in the injector circuit, a bad ECM, or poor electrical connections.
Can I drive my Chevrolet with the P0261 code?
It is not recommended to drive with this code for an extended period, as it can cause engine misfires, poor performance, and potential engine damage.
How do I diagnose the P0261 code on my Chevrolet?
Start by inspecting the wiring and connectors to the cylinder 1 fuel injector for damage or corrosion. Use a multimeter to test the injector’s resistance and check for proper voltage at the connector.
What tools are needed to troubleshoot code P0261?
You’ll need an OBDII scanner, a multimeter, and possibly a noid light to check the fuel injector circuit and connections.
How do I fix the P0261 code in my Chevrolet?
Repairs may involve replacing a faulty fuel injector, repairing damaged wiring or connectors, or reprogramming or replacing the ECM if necessary.
Is a faulty ECM a common cause of P0261 in Chevrolet vehicles?
A faulty ECM is a less common cause, but it’s possible if all other components, such as the injector and wiring, have been ruled out.
What is the cost to repair a P0261 code on a Chevrolet?
The repair cost varies but typically ranges from $150 to $400, depending on whether the issue is a wiring repair or injector replacement.
Can a dirty fuel injector cause the P0261 code?
A dirty injector is unlikely to cause a low voltage issue; however, it’s still good practice to inspect and clean injectors during troubleshooting.
Discuss the causes and fixes for P0261 Chevrolet OBDII Code
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