P0848: Transmission Fluid Pressure Sensor/Switch B Circuit High
What Does P0848 Mean?
P0848 is a diagnostic trouble code indicating: Transmission Fluid Pressure Sensor/Switch B Circuit High. This code relates to the transmission system. It has been reported in NHTSA complaints across 1 different vehicle models.
Symptoms of P0848
- ⚠️ ABS warning light on
Common Causes
- 🔍 Worn or fouled spark plugs
P0848 Reports by Year
Real Owner Reports
From NHTSA complaint database — actual owner descriptions.
"The contact owns a 2016 Honda Odyssey. The contact stated that while driving at an undisclosed speed, the vehicle stalled. The check engine and ABS warning lights illuminated. In addition, the contact stated that when the fuel tank was not full, the vehicle would not accelerate as intended while dep"
— Honda Odyssey owner, 01/15/2023
"We purchased this 2016 Odyssey November 7, 2016. On July 16, 2020 I had to take the car into the Honda dealer. The vehicle jerked violently when I drive from a stop position to first, second and third gears. The dealer informed that it was due to defective brakes. I paid them $1,500 for the repai"
— Honda Odyssey owner, 07/01/2020
Source: NHTSA Complaints Database
Most Reported Vehicles for P0848
Based on NHTSA owner complaint data.
| # | Vehicle | Reports |
|---|---|---|
| 1 | HONDA ODYSSEY |
P0848 Reports by Vehicle
Detailed NHTSA complaint analysis for each vehicle model.
Frequently Asked Questions
Is it safe to drive with this transmission code?
Do I need a full transmission rebuild?
How much does a transmission repair cost?
What To Do Next
Possible Fixes
- 🔧 Have the code scanned with a professional-grade scanner to read freeze frame data
- 🔧 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)
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Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
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Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
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Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.