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P0776: Pressure Control Solenoid B Performance/Stuck Off

Severity
High
NHTSA Reports
61
Vehicles Affected
12
System
Powertrain

What Does P0776 Mean?

P0776 is a diagnostic trouble code indicating: Pressure Control Solenoid B Performance/Stuck Off. This code relates to the transmission system. It has been reported in NHTSA complaints across 12 different vehicle models.

Symptoms of P0776

Common Causes

P0776 Reports by Year

2019
10
2017
10
2021
8
2025
7
2020
6

Real Owner Reports

From NHTSA complaint database — actual owner descriptions.

"My Transmission went out on my 2016 Honda Pilot I bought it on 8/25/24 with 68,000 miles on it, six months later I have 81,000 miles on it and I’ve been quoted $9222 to install a rebuilt transmission at the dealership. 3 mechanics & transmission specialist do NOT even work or offer to replace transm"

— Honda Pilot owner, 02/21/2025

"OUR 2016 HONDA PILOT JERKS AND HESITATES; APPEARING THAT IT DOES NOT KNOW WHICH GEAR TO SHIFT INTO WHILE DRIVING ON THE HIGHWAY AND ON A CITY STREET. AS RECOMMENDED BY HONDA, THE TRANSMISSION SERVICE WAS DONE AT 30,000 MILE INTERVALS. HOWEVER THE PROBLEM PERSISTS. I TOOK THE VEHICLE TO THE LOCAL DE"

— Honda Pilot owner, 10/18/2019

"My 2017 Honda Pilot has been experiencing significant RPM surging and juddering between 10-45 MPH, accompanied by "Transmission System Problem" and "Emission System Problem" warning messages. Timeline of Events: Initial Repair (May 13, 2024): The Billion Honda dealership in Iowa City diagnosed the i"

— Honda Pilot owner, 11/07/2024

Source: NHTSA Complaints Database

Most Reported Vehicles for P0776

Based on NHTSA owner complaint data.

P0776 Reports by Vehicle

Detailed NHTSA complaint analysis for each vehicle model.

Diagnostic Tips

  1. Scan all modules, save freeze-frame data, and clear unrelated history codes before focusing on P0776.
  2. Confirm whether companion codes are present first; they often identify the root cause sooner than the headline DTC.
  3. Prioritize inspection around power train and the most common failure path for this code family.
  4. Graph upstream vs downstream O2 sensor activity at warm idle and cruise; downstream should stay more stable than upstream.
  5. After each repair step, complete one drive cycle and verify readiness monitors instead of judging success after a quick idle test.
  6. If the code keeps returning on high-incidence platforms (for example NISSAN ALTIMA), check TSB patterns and wiring/connector fitment before major part replacement.

Common Mistakes to Avoid

Frequently Asked Questions

Is it safe to drive with this transmission code?
Use caution. Transmission codes can indicate serious issues that worsen with continued driving. Avoid highway speeds until diagnosed.
Do I need a full transmission rebuild?
Not necessarily. Many transmission codes are caused by solenoids, sensors, or low fluid — which are much cheaper fixes than a rebuild.
How much does a transmission repair cost?
Solenoid replacement: $200-500. Valve body: $500-1,000. Full rebuild: $1,800-3,500. Get a proper diagnosis first.

Reported Repair Costs for P0776

Based on 11 owner-reported repair costs from NHTSA complaints.

Low End
$152
Typical
$922
High End
$9222

⚠️ These are owner-reported costs, not estimates. Actual costs vary by location, labor rates, and root cause. Source: NHTSA complaints database.

What To Do Next

Possible Fixes

  • 🔧 Have the code scanned with a professional-grade scanner to read freeze frame data
  • 🔧 Test the relevant sensor(s) with a multimeter before replacing
  • 🔧 Check transmission fluid level and condition; top off or change if needed
  • 🔧 If DIY repair isn't feasible, get a diagnostic from a trusted mechanic ($50-150)
  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

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