P0507 2018 Chevrolet Silverado Code - Idle Speed High
Quick Answer
The Engine Control Module (ECM) is the control center for the Throttle Actuator Control (TAC) system. Common causes include Dirty Throttle Body, Intake air leak, Throttle Body misadjusted or damaged. 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
- P0507 2018 Chevrolet Silverado indicates Idle Speed High.
- Common causes
- Common causes include Dirty Throttle Body, Intake air leak, Throttle Body misadjusted or damaged.
- 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 P0507 2018 Chevrolet Silverado Description
What are the Possible Causes of the DTC P0507 2018 Chevrolet Silverado?
- Dirty Throttle Body
- Intake air leak
- Throttle Body misadjusted or damaged
- Faulty Electric Throttle Actuator Motor (Located in the Throttle Body Assembly)
- Electric Throttle Actuator Motor harness is open or shorted
- Electric Throttle Actuator Motor circuit poor electrical connection
How to Fix the DTC P0507 2018 Chevrolet Silverado?
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
The Engine Control Module (ECM) learns the idle position of the throttle plate to ensure the correct idle. Anytime the throttle body is cleaned or replaced, the ECM must learn the new throttle position. The idle may be unstable or a DTC may be set if the throttle position is not learned.
Chevrolet Throttle Body Cleaning and Idle Learning Procedure
User Submitted Video
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0507 2018 Chevrolet Silverado 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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Frequently Asked Questions about P0507 2018 Chevrolet Silverado Code
1. What does the OBDII code P0507 mean for a 2018 Chevrolet Silverado?
P0507 indicates that the engine's idle speed is higher than the manufacturer's specified range.
2. What are common symptoms of code P0507 in a 2018 Chevrolet Silverado?
Symptoms include a high or rough idle, stalling, reduced fuel efficiency, or an illuminated check engine light.
3. What causes code P0507 in a 2018 Chevrolet Silverado?
Common causes include vacuum leaks, a dirty or malfunctioning throttle body, a faulty idle air control valve, or issues with the PCV system.
4. Can a vacuum leak trigger code P0507?
Yes, a vacuum leak can allow extra air into the engine, leading to a higher idle speed and triggering code P0507.
5. How can a dirty throttle body cause code P0507?
A dirty throttle body can disrupt proper airflow control, causing the engine to idle at a higher speed than specified.
6. How do you diagnose code P0507 on a 2018 Chevrolet Silverado?
Diagnosis involves inspecting the throttle body, checking for vacuum leaks, testing the idle air control valve, and examining the PCV system.
7. Can a faulty idle air control valve cause code P0507?
Yes, if the idle air control valve is stuck or malfunctioning, it can cause an elevated idle speed and trigger P0507.
8. What repairs are commonly needed for code P0507?
Repairs may include cleaning the throttle body, fixing vacuum leaks, replacing the idle air control valve, or repairing the PCV system.
9. Is it safe to drive with code P0507 on a 2018 Chevrolet Silverado?
While the truck may still be drivable, prolonged driving with this code can lead to poor fuel efficiency and potential engine damage.
10. How can you prevent code P0507 from occurring?
Regular maintenance, including cleaning the throttle body and inspecting for vacuum leaks, can help prevent this code from appearing.
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