P1720 2012 Nissan Altima Sedan Code - Vehicle Speed Meter Circuit Malfunction
Quick Answer
The Engine Control Module (ECM) receives two vehicle speed sensor signals via the Control Area Network (CAN) communication line. Common causes include VDC/TCS/ABS to ECM circuit harness is open or shorted, TCM to ECM circuit harness is open or shorted, VDC/TCS/ABS to ECM circuit connectors. 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
- P1720 2012 Nissan Altima Sedan indicates Vehicle Speed Meter Circuit Malfunction.
- Common causes
- Common causes include VDC/TCS/ABS to ECM circuit harness is open or shorted, TCM to ECM circuit harness is open or shorted, VDC/TCS/ABS to ECM circuit connectors.
- 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 P1720 2012 Nissan Altima Sedan Description
What are the Possible Causes of the DTC P1720 2012 Nissan Altima Sedan?
- VDC/TCS/ABS to ECM circuit harness is open or shorted
- TCM to ECM circuit harness is open or shorted
- VDC/TCS/ABS to ECM circuit connectors
- TCM to ECM circuit connectors
- Faulty revolution sensor
How to Fix the DTC P1720 2012 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 P1720 2012 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 P1720 2012 Nissan Altima Sedan Code
1. What are the common symptoms of OBDII code P1720 in a 2012 Nissan Altima Sedan?
The common symptoms of OBDII code P1720, which signifies a Vehicle Speed Meter Circuit Malfunction, may include issues with the speedometer, erratic speedometer readings, and potential problems with the vehicle's transmission shifting.
2. What are the possible causes of OBDII code P1720 in a 2012 Nissan Altima Sedan?
Possible causes of OBDII code P1720 include faulty vehicle speed sensor, damaged wiring or connectors in the vehicle speed meter circuit, or a malfunctioning instrument cluster.
3. How can I diagnose OBDII code P1720 in my 2012 Nissan Altima Sedan?
Diagnosing OBDII code P1720 may involve using a diagnostic scanner to retrieve the trouble codes, checking the vehicle speed sensor for proper operation, inspecting the wiring and connectors for any damage, and testing the instrument cluster for functionality.
4. Can I continue driving my 2012 Nissan Altima Sedan with OBDII code P1720?
It is not recommended to continue driving your vehicle with OBDII code P1720, as it can lead to inaccurate speedometer readings and potential transmission issues. It is advisable to address the problem promptly to ensure safe driving.
5. How can I repair OBDII code P1720 in my 2012 Nissan Altima Sedan?
Repairing OBDII code P1720 may involve replacing the faulty vehicle speed sensor, repairing or replacing damaged wiring or connectors in the speed meter circuit, or addressing any issues with the instrument cluster.
6. Is it possible to reset OBDII code P1720 in a 2012 Nissan Altima Sedan?
Resetting OBDII code P1720 without addressing the underlying issue will not resolve the problem. It is important to diagnose and repair the root cause of the code to prevent it from recurring.
7. Can a DIY enthusiast fix OBDII code P1720 in a 2012 Nissan Altima Sedan?
Depending on the DIY enthusiast's skills and experience, it may be possible to address OBDII code P1720 by following a repair manual or online guides. However, complex electrical issues may require professional assistance.
8. How much does it cost to repair OBDII code P1720 in a 2012 Nissan Altima Sedan?
The cost of repairing OBDII code P1720 can vary depending on the underlying issue, parts needed for replacement, and labor costs. It is recommended to obtain quotes from reputable auto repair shops for an accurate estimate.
9. Will OBDII code P1720 cause my 2012 Nissan Altima Sedan to fail an emissions test?
OBDII code P1720 may cause your vehicle to fail an emissions test, as it indicates a malfunction in the vehicle speed meter circuit. It is advisable to address the issue before undergoing an emissions test.
10. How long does it typically take to repair OBDII code P1720 in a 2012 Nissan Altima Sedan?
The repair time for OBDII code P1720 can vary depending on the complexity of the issue and the availability of parts. Simple repairs may take a few hours, while more involved repairs may require a day or more.
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