AutoCodes – Pontiac – C1222 Pontiac

C1222 Pontiac Code - Right Front Wheel Speed Sensor Input Signal Is Zero

Quick Answer

As the wheel spins, the wheel speed sensor produces an AC signal. Common causes include Faulty Hub Assembly (Right Front Wheel Speed Sensor is part of hub assembly), Faulty Right Front Wheel Speed Sensor, Right Front Wheel Speed Sensor harness is open or shorted. 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
C1222 Pontiac indicates Right Front Wheel Speed Sensor Input Signal Is Zero.
Common causes
Common causes include Faulty Hub Assembly (Right Front Wheel Speed Sensor is part of hub assembly), Faulty Right Front Wheel Speed Sensor, Right Front Wheel Speed Sensor harness is open or shorted.
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 2,819
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 26, 2020
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Code C1222 Pontiac Description

As the wheel spins, the wheel speed sensor produces an AC signal. The Electronic Brake Control Module (EBCM) uses the frequency of the AC signal to calculate the wheel speed. The EBCM will set the OBDII code when the sensor is not to factory specifications.
OBDII Code C1222 Pontiac - Right Front Wheel Speed Sensor Input Signal Is Zero - AutoCodes.com
C1222 Pontiac Code - Right Front Wheel Speed Sensor Input Signal Is Zero

What are the Possible Causes of the DTC C1222 Pontiac?

  • Faulty Hub Assembly (Right Front Wheel Speed Sensor is part of hub assembly)
  • Faulty Right Front Wheel Speed Sensor
  • Right Front Wheel Speed Sensor harness is open or shorted
  • Right Front Wheel Speed Sensor circuit poor electrical connection

How to Fix the DTC C1222 Pontiac?

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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1222 Pontiac 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 C1222 Pontiac code?

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Need Help with the Code?

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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 C1222 Pontiac Code

1. What are the common symptoms of OBDII code C1222 in a Pontiac related to the right front wheel speed sensor input signal being zero?

The common symptoms include the ABS warning light being illuminated on the dashboard, potential loss of ABS functionality, and traction control system malfunctions.

2. What are the possible causes of the OBDII code C1222 in a Pontiac indicating that the right front wheel speed sensor input signal is zero?

Possible causes can include a faulty right front wheel speed sensor, damaged wiring or connectors in the sensor circuit, or a malfunction in the ABS control module.

3. How can I diagnose the OBDII code C1222 in my Pontiac indicating that the right front wheel speed sensor input signal is zero?

Diagnosis typically involves visually inspecting the sensor and its connections, testing the sensor's resistance and output voltage, and using a scan tool to check for stored fault codes in the ABS system.

4. Can a DIY enthusiast repair the OBDII code C1222 in a Pontiac related to the right front wheel speed sensor input signal being zero?

DIY repairs are possible depending on the exact cause of the issue. Replacing a faulty sensor or repairing damaged wiring may be within reach for those with some automotive repair experience.

5. What are some tips for repairing the OBDII code C1222 in a Pontiac due to the right front wheel speed sensor input signal being zero?

Ensure the wheel speed sensor is properly seated and free of debris, check for any visible damage to the sensor wiring, and consider cleaning or replacing the sensor if necessary.

6. Is it safe to continue driving my Pontiac with the OBDII code C1222 indicating that the right front wheel speed sensor input signal is zero?

It is not recommended to drive the vehicle with this issue unresolved, as it may compromise the ABS system's effectiveness and overall safety of the vehicle.

7. How much does it typically cost to repair the OBDII code C1222 in a Pontiac related to the right front wheel speed sensor input signal being zero?

Costs can vary depending on the exact cause of the problem and whether professional repairs are required. Sensor replacement and wiring repairs may range from $100 to $300 or more.

8. Can weather conditions or road debris impact the right front wheel speed sensor and trigger the OBDII code C1222 in a Pontiac?

Yes, extreme weather conditions, road salt, or debris accumulation around the sensor area can potentially affect its functionality and trigger the code.

9. Will the OBDII code C1222 in a Pontiac reset itself after the right front wheel speed sensor issue is resolved?

In some cases, the code may reset itself after the underlying issue is fixed. However, using a scan tool to clear the code may be necessary to turn off the warning light.

10. Are there any recalls or technical service bulletins related to the OBDII code C1222 Pontiac issue of the right front wheel speed sensor input signal being zero?

It's recommended to check with a Pontiac dealership or online databases to see if there are any recalls or technical service bulletins related to this specific OBDII code and issue.

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