P1407 2015 Chevrolet Silverado Code - Exhaust Gas Recirculation Control Circuit Shorted
Quick Answer
The P1407 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado indicates a problem with the Exhaust Gas Recirculation (EGR) control circuit being shorted. Common causes include Damaged wiring or connectors in the EGR control circuit, Faulty EGR valve, Malfunctioning EGR solenoid. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- P1407 2015 Chevrolet Silverado indicates Exhaust Gas Recirculation Control Circuit Shorted.
- Common causes
- Common causes include Damaged wiring or connectors in the EGR control circuit, Faulty EGR valve, Malfunctioning EGR solenoid.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
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Code P1407 2015 Chevrolet Silverado Description
The P1407 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado indicates a problem with the Exhaust Gas Recirculation (EGR) control circuit being shorted. The EGR system is designed to reduce nitrogen oxide emissions by recirculating a portion of the engine's exhaust gases back into the intake manifold. This helps lower combustion temperatures and reduces the formation of harmful emissions.
Common Causes of P1407 2015 Chevrolet Silverado
- Damaged wiring or connectors in the EGR control circuit
- Faulty EGR valve
- Malfunctioning EGR solenoid
- ECM software issue
- Corrosion or carbon buildup in the EGR system
Symptoms of P1407 2015 Chevrolet Silverado
- Check Engine Light illuminated
- Reduced fuel efficiency
- Rough idling or stalling
- Engine hesitation or lack of power
- Failed emissions test
How to Fix P1407 2015 Chevrolet Silverado
- Begin by performing a visual inspection of the EGR control circuit wiring and connectors to check for any damage or corrosion.
- Test the EGR valve and solenoid for proper operation using a multimeter to ensure they are functioning correctly.
- Check the ECM for any software updates or issues that may be causing the short in the circuit.
- Clear the DTC and reset the ECM to see if the code returns after repairs have been made.
- If necessary, replace any damaged wiring, connectors, the EGR valve, or the ECM to resolve the issue.
Cost to Fix P1407 2015 Chevrolet Silverado
The typical repair costs for addressing a P1407 code on a 2015 Chevrolet Silverado can range from $150 to $500, depending on the specific cause of the issue and the cost of parts and labor. It is important to note that diagnosis time and labor rates at auto repair shops can vary, so it is advisable to check with local shops for a more accurate estimate. Additionally, rates may be higher at dealerships or in metropolitan areas, while independent shops may offer lower prices.
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