P0726 Nissan Code - Engine Speed Input Circuit Performance
Quick Answer
The Engine Control Module (ECM) monitors the engine speed through the Crankshaft Position (CKP) sensor with the engine running, and send signal to the Transmission Control Module (TCM). Common causes include Faulty Camshaft Position Sensor, Faulty Crankshaft Position (CKP) Sensor, Communication error between the Engine Control Module (ECM) and Transmission Control Module (TCM). 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
- P0726 Nissan indicates Engine Speed Input Circuit Performance.
- Common causes
- Common causes include Faulty Camshaft Position Sensor, Faulty Crankshaft Position (CKP) Sensor, Communication error between the Engine Control Module (ECM) and Transmission Control Module (TCM).
- 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 P0726 Nissan Description
What are the Possible Causes of the DTC P0726 Nissan?
- Faulty Camshaft Position Sensor
- Faulty Crankshaft Position (CKP) Sensor
- Communication error between the Engine Control Module (ECM) and Transmission Control Module (TCM)
- Transmission Assembly
How to Fix the DTC P0726 Nissan?
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 P0726 Nissan 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.
Need more information about the P0726 Nissan code?
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Information for Specific Nissan Models
- P0726 2005 Nissan Altima Sedan — Engine Speed Input Circuit Performance
- P0726 2006 Nissan Altima Sedan — Engine Speed Input Circuit Performance
Frequently Asked Questions about P0726 Nissan Code
1. What are the common symptoms of OBDII code P0726 in a Nissan?
The common symptoms of P0726 include issues with the vehicle's speedometer, erratic shifting in automatic transmissions, and the Check Engine Light being illuminated.
2. What causes the OBDII code P0726 in a Nissan?
The code P0726 is typically caused by a faulty Engine Speed Sensor, damaged wiring or connectors in the Engine Speed Sensor circuit, or a malfunctioning Engine Control Module.
3. How can I diagnose the OBDII code P0726 in my Nissan?
Diagnosing P0726 involves using a diagnostic scanner to read the code, checking the wiring and connectors related to the Engine Speed Sensor, and testing the sensor itself for proper functionality.
4. Can a faulty transmission cause the OBDII code P0726 in a Nissan?
Yes, a faulty transmission can contribute to the triggering of code P0726, particularly if it affects the signals being sent to the Engine Control Module related to engine speed input.
5. What are some repair tips for fixing OBDII code P0726 in a Nissan?
Repairing P0726 often involves replacing the Engine Speed Sensor, repairing or replacing damaged wiring or connectors, and clearing the code with a diagnostic scanner after the repairs are completed.
6. Is it safe to continue driving with OBDII code P0726 present in a Nissan?
It is not recommended to continue driving with code P0726 present, as it can lead to further transmission issues and potentially cause damage to other components if left unresolved.
7. Can a DIY enthusiast fix OBDII code P0726 in a Nissan?
While some aspects of diagnosing and repairing P0726 can be done by a DIY enthusiast with the right tools and knowledge, it is recommended to consult a professional mechanic for accurate diagnosis and repair.
8. How much does it typically cost to repair OBDII code P0726 in a Nissan?
The cost of repairing P0726 in a Nissan can vary depending on the exact cause of the issue, but it may range from $100 to $300 for parts and labor at a repair shop.
9. Can a low battery voltage trigger OBDII code P0726 in a Nissan?
Yes, low battery voltage can potentially trigger code P0726 by causing electrical issues in the Engine Speed Sensor circuit, so it's important to ensure the battery is in good condition.
10. Will resetting the Check Engine Light make OBDII code P0726 disappear in a Nissan?
Simply resetting the Check Engine Light will not fix the underlying issue causing code P0726. It's essential to diagnose the problem, make necessary repairs, and then clear the code properly with a diagnostic scanner.
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