P17B4 Code - Low Brake Solenoid
Quick Answer
The Transmission Control Module (TCM) monitors the Low Brake Solenoid. Common causes include Faulty Low Brake Solenoid, Low Brake Solenoid harness is open or shorted, Low Brake Solenoid 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
- P17B4 indicates Low Brake Solenoid.
- Common causes
- Common causes include Faulty Low Brake Solenoid, Low Brake Solenoid harness is open or shorted, Low Brake Solenoid 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 P17B4 Description
What are the Possible Causes of the DTC P17B4?
- Faulty Low Brake Solenoid
- Low Brake Solenoid harness is open or shorted
- Low Brake Solenoid circuit poor electrical connection
- Faulty CVT
How to Fix the DTC P17B4?
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 P17B4 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 P17B4 code?
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Need Help with the Code?
Get the P17B4 code diagnosed by a professional: Find a repair shop in your area
Information for Specific Makes
- P17B4 Infiniti — Low Brake Solenoid
- P17B4 Nissan — Low Brake Solenoid
Frequently Asked Questions about P17B4 Code
1. What does the OBDII code P17B4 mean?
P17B4 refers to a "Low Brake Solenoid" issue, indicating a problem with the hydraulic brake solenoid's performance or electrical circuit.
2. What are the common symptoms of the P17B4 code?
Symptoms may include reduced braking performance, an illuminated ABS or brake warning light, and potentially a soft brake pedal.
3. What causes the P17B4 code to trigger?
Common causes include a faulty brake solenoid, damaged wiring or connectors, low brake fluid levels, or a malfunctioning ABS module.
4. Is it safe to drive with the P17B4 code?
Driving with this code can compromise braking performance, so it is not safe and should be addressed promptly.
5. How can I diagnose the P17B4 code?
Diagnosis typically involves scanning for additional codes, inspecting the brake solenoid and wiring, checking brake fluid levels, and testing the ABS module.
6. Can a low brake fluid level cause the P17B4 code?
Yes, low brake fluid can lead to issues with the hydraulic system and trigger the P17B4 code.
7. How do I fix the P17B4 code?
Repairs may include replacing the brake solenoid, repairing damaged wiring, topping off brake fluid, or reprogramming the ABS module.
8. How much does it cost to repair the P17B4 code?
Repair costs vary but could range from $150 to $500, depending on whether the issue is with the solenoid, wiring, or ABS module.
9. Can a faulty ABS module trigger the P17B4 code?
Yes, a malfunctioning ABS module may cause incorrect signals and result in the P17B4 code.
10. Do I need a professional to fix the P17B4 code?
While basic checks like fluid levels can be done at home, diagnosing and repairing solenoid or ABS issues often requires professional tools and expertise.
Discuss the causes and fixes for P17B4 OBDII Code
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