AutoCodes – Chevrolet – P0222 2017 Chevrolet Silverado

P0222 2017 Chevrolet Silverado Code - Throttle Position Sensor 2 Circuit Low Voltage

Quick Answer

The Throttle Body Assembly contains a contact-less inductive throttle position sensing element that is managed by a customized integrated circuit. Common causes include Faulty Throttle Body Assembly, Throttle Body Assembly harness is open or shorted, Throttle Body Assembly circuit poor electrical connection. 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: P0222 2017 Chevrolet Silverado indicates Throttle Position Sensor 2 Circuit Low Voltage.
Common causes: Common causes include Faulty Throttle Body Assembly, Throttle Body Assembly harness is open or shorted, Throttle Body Assembly circuit poor electrical connection.
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.

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Code Popularity 270

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on May 20, 2022

Description
Possible Causes
How To Fix
Tech Notes ▶
Cost to Diagnose
FAQs
Comments
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Code P0222 2017 Chevrolet Silverado Description

The Throttle Body Assembly contains a contact-less inductive throttle position sensing element that is managed by a customized integrated circuit. The throttle position sensor is mounted within the throttle body assembly and is not serviceable. The Engine Control Module (ECM) supplies the throttle body with a 5 V reference circuit, a low reference circuit. The asynchronous signal means communication is only going from the throttle body to the ECM. The throttle body cannot receive data from the ECM over the signal/serial data circuit. The throttle position sensor provides a signal voltage that changes relative to throttle blade angle. The throttle position sensor information is transmitted between the throttle body and the ECM on the signal/serial data circuit. The ECM decodes the serial data signal and is used as voltages for throttle position sensor 1 and 2. The Diagnostic Trouble Code (DTC) will be set when the ECM detects the throttle position sensor 2 signal voltage is less than 0.25 V for greater than 1 s.

OBDII Code P0222 2017 Chevrolet Silverado - Throttle Position Sensor 2 Circuit Low Voltage - AutoCodes.com — P0222 2017 Chevrolet Silverado Code - Throttle Position Sensor 2 Circuit Low Voltage

What does this mean?

What are the Possible Causes of the DTC P0222 2017 Chevrolet Silverado?

Faulty Throttle Body Assembly
Throttle Body Assembly harness is open or shorted
Throttle Body Assembly circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC P0222 2017 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.

What does this mean?

Code Tech Notes

User Submitted Video

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0222 2017 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.

Need more information about the P0222 2017 Chevrolet Silverado code?

Need more information on how to fix the P0222 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0222 2017 Chevrolet Silverado Code

1. What does the OBDII code P0222 mean for a 2017 Chevrolet Silverado?

P0222 indicates that the Throttle Position Sensor (TPS) 2 circuit is detecting a lower-than-expected voltage, which may affect throttle control and engine performance.

2. What are the common symptoms of code P0222 in a Chevrolet Silverado?

Symptoms include reduced engine power, hesitation during acceleration, poor throttle response, and the "Check Engine" light illuminated.

3. What causes the P0222 code to appear in a 2017 Silverado?

Common causes include a faulty TPS, damaged wiring or connectors in the TPS circuit, corroded terminals, or issues with the throttle body assembly.

4. Can I drive my Silverado with the P0222 code active?

While the vehicle may still run, driving with code P0222 active can result in reduced engine performance and potential safety risks. Itâ€™s best to address the issue promptly.

5. How do I diagnose the P0222 code on a 2017 Chevrolet Silverado?

Diagnosis involves inspecting the TPS wiring and connectors for damage, testing TPS voltage output, and checking for any throttle body or ECM-related issues.

6. How can I fix the P0222 code on my Silverado?

Repairs may include replacing the Throttle Position Sensor, repairing damaged wiring or connectors, or cleaning/replacing the throttle body if necessary.

7. How much does it cost to repair code P0222 on a Silverado?

Repair costs typically range from $150 to $400, depending on whether the TPS, wiring, or throttle body needs to be replaced.

8. Can a dirty throttle body cause the P0222 code?

Yes, a dirty or malfunctioning throttle body can impact TPS readings and trigger the P0222 code.

9. Is the P0222 code related to the ECM in my Silverado?

Yes, a malfunctioning Engine Control Module (ECM) or issues with its communication can sometimes result in the P0222 code.

10. Do I need a professional mechanic to fix the P0222 code?

While some DIYers can handle basic repairs like replacing the TPS, complex issues involving wiring or ECM diagnostics may require professional assistance.