AutoCodes – Toyota – P0878 2010 Toyota Camry

P0878 2010 Toyota Camry Code - Transmission Fluid Pressure Sensor/Switch 'D' Circuit High

Quick Answer

The Engine Control Module (ECM) monitors the Transmission Fluid Pressure Sensor/Switch 'D'. Common causes include Faulty Automatic Transmission Fluid (ATF) Temperature Sensor Assembly, ATF Temperature Sensor harness is open or shorted, ATF Temperature Sensor 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: P0878 2010 Toyota Camry indicates Transmission Fluid Pressure Sensor/Switch 'D' Circuit High.
Common causes: Common causes include Faulty Automatic Transmission Fluid (ATF) Temperature Sensor Assembly, ATF Temperature Sensor harness is open or shorted, ATF Temperature Sensor 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.

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Code Popularity 3,187

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on May 11, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0878 2010 Toyota Camry Description

The Engine Control Module (ECM) monitors the Transmission Fluid Pressure Sensor/Switch 'D'. The ECM sets the OBDII when the Transmission Fluid Pressure Sensor/Switch 'D' is not to factory specifications.

OBDII Code P0878 2010 Toyota Camry - Transmission Fluid Pressure Sensor/Switch 'D' Circuit High - AutoCodes.com — P0878 2010 Toyota Camry Code - Transmission Fluid Pressure Sensor/Switch 'D' Circuit High

What does this mean?

What are the Possible Causes of the DTC P0878 2010 Toyota Camry?

Faulty Automatic Transmission Fluid (ATF) Temperature Sensor Assembly
ATF Temperature Sensor harness is open or shorted
ATF Temperature Sensor circuit poor electrical connection
Faulty Transmission Control Module (TCM)

How to Fix the DTC P0878 2010 Toyota Camry?

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 P0878 2010 Toyota Camry 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 P0878 2010 Toyota Camry code?

Need more information on how to fix the P0878 2010 Toyota Camry code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0878 2010 Toyota Camry Code

1. What does the OBDII code P0878 mean on a 2010 Toyota Camry?

P0878 indicates that the Transmission Fluid Pressure Sensor/Switch 'D' is reporting a high voltage reading, suggesting an issue with the sensor circuit or related components.

2. What are the symptoms of code P0878 in a 2010 Toyota Camry?

Common symptoms include erratic shifting, transmission slipping, harsh gear engagement, or the vehicle going into limp mode. The Check Engine Light may also be illuminated.

3. What causes code P0878 to appear in a Toyota Camry?

Possible causes include a faulty transmission fluid pressure sensor, damaged wiring or connectors in the sensor circuit, low or dirty transmission fluid, or an issue with the transmission control module (TCM).

4. Can low transmission fluid cause code P0878 in a 2010 Toyota Camry?

Yes, low or contaminated transmission fluid can affect pressure readings, potentially triggering the P0878 code.

5. How do you diagnose the P0878 code on a Toyota Camry?

Diagnosis involves checking the transmission fluid level and condition, inspecting the wiring and connectors for damage, testing the transmission fluid pressure sensor, and scanning for related codes.

6. Is it safe to drive a 2010 Toyota Camry with code P0878?

Driving with code P0878 is not recommended, as it may cause further damage to the transmission or result in unsafe driving conditions due to erratic shifting.

7. How do you fix the P0878 code on a 2010 Toyota Camry?

Repairs may include replacing the transmission fluid pressure sensor, repairing damaged wiring or connectors, flushing and refilling the transmission fluid, or reprogramming the TCM if necessary.

8. What tools are needed to diagnose and fix code P0878?

Tools include an OBDII scanner, a multimeter for testing electrical connections, and basic hand tools for accessing and replacing components.

9. Can a dirty transmission filter cause the P0878 code?

Yes, a clogged or dirty transmission filter can restrict fluid flow, leading to abnormal pressure readings and triggering the P0878 code.

10. How much does it cost to fix code P0878 on a 2010 Toyota Camry?

Repair costs vary, but replacing a transmission fluid pressure sensor typically costs $150â€“$300, while wiring repairs or a transmission fluid service may cost $100â€“$250.