P2118 2010 Nissan Altima Sedan Code - Throttle Control Motor Circuit Short Bank 1
Quick Answer
The Throttle Control Motor is operated by the Engine Control Module (ECM) and it opens and closes the throttle valve. Common causes include Faulty Electric Throttle Control (ETC) Actuator (Throttle Control Motor), Electric Throttle Control (ETC) Actuator harness is open or shorted, Electric Throttle Control (ETC) 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
- P2118 2010 Nissan Altima Sedan indicates Throttle Control Motor Circuit Short Bank 1.
- Common causes
- Common causes include Faulty Electric Throttle Control (ETC) Actuator (Throttle Control Motor), Electric Throttle Control (ETC) Actuator harness is open or shorted, Electric Throttle Control (ETC) 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 P2118 2010 Nissan Altima Sedan Description
What are the Possible Causes of the DTC P2118 2010 Nissan Altima Sedan?
- Faulty Electric Throttle Control (ETC) Actuator (Throttle Control Motor)
- Electric Throttle Control (ETC) Actuator harness is open or shorted
- Electric Throttle Control (ETC) Actuator circuit poor electrical connection
How to Fix the DTC P2118 2010 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 P2118 2010 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 P2118 2010 Nissan Altima Sedan Code
1. What does the OBDII code P2118 mean for a 2010 Nissan Altima Sedan?
P2118 indicates a problem with the throttle control motor circuit, specifically a short in Bank 1. This circuit controls the electronic throttle body.
2. What are the common symptoms of code P2118 in a 2010 Nissan Altima?
Symptoms may include reduced engine power, poor acceleration, an illuminated check engine light, and, in some cases, the vehicle entering limp mode.
3. What causes the P2118 code to appear on a 2010 Nissan Altima?
Common causes include a short circuit in the throttle control motor wiring, a faulty throttle body, a bad throttle control motor, or issues with the powertrain control module (PCM).
4. Can I drive my 2010 Nissan Altima with a P2118 code?
It is not recommended to drive the vehicle, as the issue could limit power, cause unsafe driving conditions, or lead to further damage.
5. How do I diagnose a P2118 code on a 2010 Nissan Altima?
Start by inspecting the throttle body wiring for damage or shorts, checking the throttle control motor for functionality, and using a multimeter to test the circuit's voltage and continuity.
6. How do I fix the P2118 code on a 2010 Nissan Altima Sedan?
Repairs may include replacing damaged wiring, repairing or replacing the throttle body, or addressing issues with the PCM if it’s determined to be faulty.
7. What tools are needed to troubleshoot the P2118 code?
You’ll need an OBDII scanner, a multimeter, and possibly a service manual for wiring diagrams specific to the 2010 Nissan Altima.
8. How much does it cost to fix a P2118 code on a 2010 Nissan Altima?
Costs can vary, but throttle body replacement typically ranges from $200 to $500 for parts and labor, while wiring repair may cost less depending on the extent of damage.
9. Can a dirty throttle body trigger the P2118 code?
A dirty throttle body is unlikely to trigger a P2118 code, but it can cause other performance issues. The code usually points to an electrical problem.
10. Does clearing the P2118 code fix the problem in a 2010 Nissan Altima?
Clearing the code will turn off the check engine light temporarily, but the issue will return unless the underlying problem is resolved.
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