P1122 2004 Infiniti G35 Code - Electric Throttle Control Performance Problem
Quick Answer
Electric Throttle Control Actuator consists of throttle control motor, Throttle Position Sensor (TPS), etc. Common causes include Faulty Electric Throttle Control Actuator, Electric Throttle Control Actuator harness is open or shorted, Electric Throttle Control Actuator 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
- P1122 2004 Infiniti G35 indicates Electric Throttle Control Performance Problem.
- Common causes
- Common causes include Faulty Electric Throttle Control Actuator, Electric Throttle Control Actuator harness is open or shorted, Electric Throttle Control Actuator 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.
Code P1122 2004 Infiniti G35 Description
The throttle position sensor detects the throttle valve position, and the opening and closing speed of the throttle valve and feeds the voltage signals to the ECM. The ECM judges the current opening angle of the throttle valve from these signals and the ECM controls the throttle control motor to make the throttle valve opening angle properly in response to driving condition.
What are the Possible Causes of the DTC P1122 2004 Infiniti G35?
- Faulty Electric Throttle Control Actuator
- Electric Throttle Control Actuator harness is open or shorted
- Electric Throttle Control Actuator circuit poor electrical connection
How to Fix the DTC P1122 2004 Infiniti G35?
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
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1122 2004 Infiniti G35 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 P1122 2004 Infiniti G35 Code
1. What does OBDII code P1122 mean for a 2004 Infiniti G35?
P1122 indicates an issue with the electric throttle control system, specifically a performance problem in the throttle’s operation or response.
2. What are common symptoms of code P1122 in a 2004 Infiniti G35?
Symptoms may include poor acceleration, reduced engine power, the throttle not responding properly, and the check engine light being illuminated.
3. What causes code P1122 to appear in a 2004 Infiniti G35?
Common causes include a faulty throttle body, a malfunctioning throttle position sensor (TPS), wiring issues, or problems with the electronic control module (ECM).
4. Can a dirty throttle body trigger code P1122 on a 2004 Infiniti G35?
Yes, a dirty or clogged throttle body can affect the throttle’s performance and potentially cause the P1122 code.
5. Is it safe to drive a 2004 Infiniti G35 with code P1122?
It’s not recommended, as the issue could lead to poor throttle response or engine performance, which might be dangerous in certain driving conditions.
6. How do you fix code P1122 on a 2004 Infiniti G35?
Repairs may include cleaning or replacing the throttle body, checking and repairing wiring or connectors, replacing the throttle position sensor, or reprogramming the ECM.
7. Can a damaged throttle position sensor cause P1122?
Yes, a faulty or out-of-spec throttle position sensor can cause the ECM to detect an electric throttle control performance problem, triggering the P1122 code.
8. How much does it cost to fix code P1122 on a 2004 Infiniti G35?
Repair costs vary but may range from $100 to $500 depending on whether cleaning, sensor replacement, or throttle body replacement is required.
9. Can I clear code P1122 without fixing the issue on a 2004 Infiniti G35?
Clearing the code without addressing the root cause will likely result in the code returning and may worsen the problem over time.
10. How do I diagnose code P1122 on a 2004 Infiniti G35?
Use an OBDII scanner to confirm the code, inspect the throttle body and wiring, test the throttle position sensor, and check for ECM-related issues.
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