P1122 Infiniti Code - Electric Throttle Control Performance Problem
Quick Answer
The P1122 code for Infiniti vehicles indicates an Electric Throttle Control Performance Problem. Common causes include Faulty throttle position sensor, Wiring harness issues, Dirty or clogged throttle body. 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
- P1122 Infiniti indicates Electric Throttle Control Performance Problem.
- Common causes
- Common causes include Faulty throttle position sensor, Wiring harness issues, Dirty or clogged throttle body.
- 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 P1122 Infiniti Description
The P1122 code for Infiniti vehicles indicates an Electric Throttle Control Performance Problem. This means that there is an issue with the electronic throttle control system, which is responsible for regulating the amount of air entering the engine. The throttle control module communicates with the engine control module to adjust the throttle position based on driver input. When this system malfunctions, it can lead to poor engine performance, decreased fuel efficiency, and potential safety hazards.
Common Causes of P1122 Infiniti
- Faulty throttle position sensor
- Wiring harness issues
- Dirty or clogged throttle body
- Electronic throttle control module failure
- Intake air leaks
Symptoms of P1122 Infiniti
- Loss of power or acceleration
- Engine stalling or surging
- Rough idle or uneven engine operation
- Illuminated Check Engine Light
- Reduced fuel efficiency
How to Fix P1122 Infiniti
- Diagnose the issue using a scan tool to pinpoint the exact cause of the problem.
- Inspect the throttle position sensor and wiring for any signs of damage or wear.
- Clean the throttle body to remove any carbon buildup or debris that may be affecting performance.
- Test the electronic throttle control module for proper operation or replace if necessary.
- Clear the diagnostic trouble codes and perform a test drive to ensure the issue has been resolved.
Cost to Fix P1122 Infiniti
The cost of repairing an electric throttle control performance problem can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay anywhere from $200 to $500 for parts and labor. Keep in mind that diagnostic time, part prices, and labor rates can fluctuate, so it's best to consult with a trusted mechanic or repair shop for a more accurate estimate.
Tech Notes for P1122 Infiniti
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Information for Specific Infiniti Models
- P1122 2003 Infiniti G35 — Electric Throttle Control Performance Problem
- P1122 2004 Infiniti G35 — Electric Throttle Control Performance Problem
- P1122 2005 Infiniti G35 — Electric Throttle Control Performance Problem
Frequently Asked Questions about P1122 Infiniti Code
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