P0112 2007 Nissan Sentra Code - Intake Air Temperature Circuit Low Input
Quick Answer
The Intake Air Temperature (IAT) sensor is built into mass air flow sensor or in some vehicles mounted to the air filter duct housing. Common causes include Faulty Intake Air Temperature (IAT) sensor, Dirty air filter, Intake Air Temperature (IAT) 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
- P0112 2007 Nissan Sentra indicates Intake Air Temperature Circuit Low Input.
- Common causes
- Common causes include Faulty Intake Air Temperature (IAT) sensor, Dirty air filter, Intake Air Temperature (IAT) 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.
Code P0112 2007 Nissan Sentra Description
What are the Possible Causes of the DTC P0112 2007 Nissan Sentra?
- Faulty Intake Air Temperature (IAT) sensor
- Dirty air filter
- Intake Air Temperature (IAT) sensor harness is open or shorted
- Intake Air Temperature (IAT) sensor circuit poor electrical connection
How to Fix the DTC P0112 2007 Nissan Sentra?
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 P0112 2007 Nissan Sentra 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 P0112 2007 Nissan Sentra Code
1. What are the common symptoms of OBDII code P0112 on a 2007 Nissan Sentra?
The common symptoms of code P0112 on a 2007 Nissan Sentra include poor engine performance, rough idling, decreased fuel efficiency, and potential stalling.
2. What does the OBDII code P0112 indicate on a 2007 Nissan Sentra?
Code P0112 indicates that the Intake Air Temperature (IAT) sensor circuit has detected a low input signal, which may lead to incorrect readings of the air temperature entering the engine.
3. What are the possible causes of OBDII code P0112 on a 2007 Nissan Sentra?
Possible causes of code P0112 on a 2007 Nissan Sentra include a faulty IAT sensor, damaged wiring or connectors in the IAT circuit, a malfunctioning PCM (powertrain control module), or issues with the intake air temperature sensor circuit.
4. How can I diagnose the OBDII code P0112 on my 2007 Nissan Sentra?
To diagnose code P0112, you can start by checking the IAT sensor for any visible damage or corrosion, inspecting the wiring and connectors for any signs of wear or disconnection, and using a multimeter to test the sensor's resistance and voltage output.
5. Can I drive my 2007 Nissan Sentra with OBDII code P0112?
It is not recommended to drive your 2007 Nissan Sentra with an active P0112 code, as it can lead to engine performance issues and potential damage if left unresolved. It's best to address the underlying problem as soon as possible.
6. How can I repair OBDII code P0112 on my 2007 Nissan Sentra?
Repairing code P0112 on a 2007 Nissan Sentra may involve replacing the faulty IAT sensor, repairing or replacing damaged wiring or connectors, resetting the fault code with a scan tool, and ensuring proper connection and functioning of the sensor.
7. Will resetting the OBDII code P0112 on a 2007 Nissan Sentra make it go away permanently?
Resetting the OBDII code P0112 on a 2007 Nissan Sentra may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to return. It's important to diagnose and repair the root cause to prevent recurrence.
8. Can a dirty air filter cause OBDII code P0112 on a 2007 Nissan Sentra?
While a dirty air filter can impact the engine's performance, it is unlikely to directly cause code P0112. However, a clogged air filter may indirectly affect the intake air temperature readings and should be replaced as part of regular maintenance.
9. Is it safe to continue driving my 2007 Nissan Sentra if the OBDII code P0112 is intermittent?
If the OBDII code P0112 is intermittent on your 2007 Nissan Sentra, it may indicate an intermittent issue with the IAT sensor or circuit. While driving with intermittent codes is generally not recommended, you can monitor the situation closely and address the problem promptly.
10. How much does it typically cost to repair OBDII code P0112 on a 2007 Nissan Sentra?
The cost to repair OBDII code P0112 on a 2007 Nissan Sentra can vary depending on the root cause of the issue. Replacing the IAT sensor or repairing wiring may cost anywhere from $50 to $200, excluding labor charges if you take it to a mechanic.
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