P0123 2006 Nissan Altima Sedan Code - Throttle Position Sensor/Switch '1' Circuit High Input
Quick Answer
The Throttle Position Sensor (TPS) responds to the accelerator pedal movement. Common causes include Faulty throttle position sensor, Throttle position sensor harness is open or shorted, Throttle position sensor 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
- P0123 2006 Nissan Altima Sedan indicates Throttle Position Sensor/Switch '1' Circuit High Input.
- Common causes
- Common causes include Faulty throttle position sensor, Throttle position sensor harness is open or shorted, Throttle position sensor 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 P0123 2006 Nissan Altima Sedan Description
Idle position of the throttle valve is determined by the ECM receiving the signal from the throttle position sensor. This sensor controls engine operation such as fuel cut. On the other hand, the Wide open and closed throttle position switch, which is built into the throttle position sensor unit, is not used for engine control.
What are the Possible Causes of the DTC P0123 2006 Nissan Altima Sedan?
- Faulty throttle position sensor
- Throttle position sensor harness is open or shorted
- Throttle position sensor circuit poor electrical connection
How to Fix the DTC P0123 2006 Nissan Altima Sedan?
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 P0123 2006 Nissan Altima Sedan 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 P0123 2006 Nissan Altima Sedan Code
1. What are the common symptoms of OBDII code P0123 in a 2006 Nissan Altima Sedan?
- Common symptoms include issues with acceleration, rough idling, stalling, poor fuel economy, and the vehicle going into "limp mode."
2. What can cause the Throttle Position Sensor/Switch '1' Circuit High Input code P0123 in a 2006 Nissan Altima?
- The code P0123 can be caused by a faulty throttle position sensor, damaged wiring or connectors, a defective throttle body, or issues with the engine control module.
3. How can I diagnose the Throttle Position Sensor/Switch '1' Circuit High Input code P0123 in my 2006 Nissan Altima?
- Diagnosing the code may involve using a scan tool to retrieve the code, inspecting the throttle position sensor and its wiring, checking for voltage irregularities, and testing the sensor's resistance.
4. Can I still drive my 2006 Nissan Altima with the P0123 code active?
- It is not recommended to drive the vehicle with the P0123 code active, as it can lead to poor performance, potential stalling, and other safety hazards.
5. How can I repair the Throttle Position Sensor/Switch '1' Circuit High Input code P0123 in my 2006 Nissan Altima?
- Repair options may include replacing the throttle position sensor, repairing or replacing damaged wiring or connectors, cleaning the throttle body, or reprogramming the engine control module.
6. Can a dirty throttle body cause the P0123 code in a 2006 Nissan Altima Sedan?
- Yes, a dirty throttle body can cause erratic readings from the throttle position sensor, triggering the P0123 code. Regular maintenance and cleaning of the throttle body can help prevent this issue.
7. How much does it typically cost to repair the P0123 code in a 2006 Nissan Altima?
- The cost of repairing the P0123 code can vary depending on the exact cause of the issue. Replacement of the throttle position sensor or other components may range from $100 to $300 or more, including parts and labor.
8. Will resetting the OBDII code P0123 in my 2006 Nissan Altima make it go away permanently?
- Resetting the code may temporarily turn off the check engine light, but if the underlying issue causing the P0123 code is not addressed, the code is likely to return.
9. Is it safe to continue driving my 2006 Nissan Altima if the P0123 code comes and goes intermittently?
- It is not recommended to ignore intermittent occurrences of the P0123 code, as it indicates a problem that could potentially worsen over time and affect the vehicle's performance.
10. Can a DIY enthusiast with basic automotive knowledge repair the P0123 code in a 2006 Nissan Altima?
- Depending on the specific cause of the P0123 code, some DIY enthusiasts may be able to tackle the repair themselves, particularly if it involves tasks like replacing the throttle position sensor or cleaning the throttle body.
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