P1772 Nissan Code - Low Coast Brake Solenoid Valve
Quick Answer
Low coast brake solenoid valve is turned “ON” or “OFF” by the Transmission Control Module (TCM) in response to signals sent from the PNP switch, vehicle speed sensor and accelerator pedal position sensor (throttle position sensor). Common causes include Faulty Low Coast Brake Solenoid Valve, Low Coast Brake Solenoid Valve harness is open or shorted, Low Coast Brake Solenoid Valve 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
- P1772 Nissan indicates Low Coast Brake Solenoid Valve.
- Common causes
- Common causes include Faulty Low Coast Brake Solenoid Valve, Low Coast Brake Solenoid Valve harness is open or shorted, Low Coast Brake Solenoid Valve 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 P1772 Nissan Description
What are the Possible Causes of the DTC P1772 Nissan?
- Faulty Low Coast Brake Solenoid Valve
- Low Coast Brake Solenoid Valve harness is open or shorted
- Low Coast Brake Solenoid Valve circuit poor electrical connection
How to Fix the DTC P1772 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.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1772 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.
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Frequently Asked Questions about P1772 Nissan Code
1. What are common symptoms of OBDII code P1772 in a Nissan related to the Low Coast Brake Solenoid Valve?
- Common symptoms include harsh shifting, transmission slipping, and decreased fuel efficiency.
2. What can cause the OBDII code P1772 to trigger in a Nissan?
- The code P1772 is typically triggered by a malfunction in the Low Coast Brake Solenoid Valve or related wiring.
3. How can I diagnose the issue causing the OBDII code P1772 in my Nissan?
- A thorough inspection of the Low Coast Brake Solenoid Valve and its wiring, along with a scan tool to read live data, can help diagnose the problem.
4. Can I continue driving my Nissan with the OBDII code P1772 present?
- It is not recommended to continue driving with the code present, as it can lead to further transmission damage and potential safety issues.
5. How can I repair the Low Coast Brake Solenoid Valve issue causing the OBDII code P1772 in my Nissan?
- Repair typically involves replacing the faulty solenoid valve or repairing any damaged wiring connected to it.
6. Is it possible to reset the OBDII code P1772 in a Nissan without fixing the issue?
- While you can clear the code with a scan tool, it is important to address the underlying problem to prevent further issues.
7. Are there any preventive maintenance tips to avoid triggering the OBDII code P1772 in a Nissan?
- Regularly inspecting and maintaining the transmission system, including the solenoid valves, can help prevent issues that trigger the P1772 code.
8. Can a DIY enthusiast replace the Low Coast Brake Solenoid Valve in a Nissan to fix the OBDII code P1772?
- Depending on your skill level and access to tools, replacing the solenoid valve yourself is possible, but it is recommended to seek professional assistance for accurate diagnosis and repair.
9. Will fixing the OBDII code P1772 in my Nissan improve the overall performance of the vehicle?
- Yes, resolving the issue causing the code P1772 can lead to smoother shifting, improved transmission performance, and better fuel efficiency.
10. How long does it typically take to repair the Low Coast Brake Solenoid Valve issue triggering the OBDII code P1772 in a Nissan?
- The repair time can vary depending on the extent of the issue and the availability of parts, but it typically takes a few hours to complete the repair successfully.
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