AutoCodes – Generic – P07A5

P07A5 Code - Transmission Friction Element 'B' Stuck On

Quick Answer

The Power Steering Control Module (PSCM) will monitor the amount of force needed to assist with vehicle steering when the ignition is ON and the voltage supply to the PSCM is above 6 volts, all other Electric Power-Assisted Steering (EPAS) sensors are functioning correctly and the EPAS gear is providing assist. Common causes include Low tire air pressure, Damaged steering gear bellows boot, Contaminated gear/rack. 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: P07A5 indicates Transmission Friction Element 'B' Stuck On.
Common causes: Common causes include Low tire air pressure, Damaged steering gear bellows boot, Contaminated gear/rack.
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 28,345

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P07A5 Description

OBDII Code P07A5 - Transmission Friction Element 'B' Stuck On - AutoCodes.com — P07A5 Code - Transmission Friction Element 'B' Stuck On

What does this mean?

What are the Possible Causes of the DTC P07A5?

Low tire air pressure
Damaged steering gear bellows boot
Contaminated gear/rack
Inner tie rods
Steering gear internal failure

How to Fix the DTC P07A5?

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 P07A5 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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Need more information on how to fix the P07A5 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 P07A5 Code

1. What are the common symptoms of OBDII code P07A5 (Transmission Friction Element 'B' Stuck On)?

Symptoms may include harsh shifting, transmission slippage, decreased fuel efficiency, and the transmission staying in one gear.

2. What can cause the OBDII code P07A5 to trigger?

The code may be triggered by a malfunction in the transmission friction element 'B', such as a faulty solenoid, wiring issue, or mechanical problem.

3. How serious is the OBDII code P07A5 (Transmission Friction Element 'B' Stuck On)?

Ignoring this code can lead to further transmission damage, reduced performance, and potentially unsafe driving conditions. It is recommended to address it promptly.

4. What are some possible repair options for OBDII code P07A5?

Repair options may include checking and replacing the transmission friction element 'B', inspecting and repairing wiring connections, or recalibrating the transmission control module.

5. Can I drive my vehicle with the OBDII code P07A5 present?

It is not advisable to drive your vehicle with this code present, as it can cause further damage to the transmission. It is recommended to have the issue diagnosed and repaired as soon as possible.

6. How can I prevent the OBDII code P07A5 from recurring?

Regular maintenance of the transmission system, including fluid checks and changes, can help prevent issues that may trigger this code. Addressing any transmission problems promptly can also help prevent recurrences.

7. Will resetting the OBDII code P07A5 make it go away permanently?

Resetting the code without addressing the underlying issue will not make it go away permanently. The problem causing the code needs to be diagnosed and repaired to prevent it from recurring.

8. How much does it typically cost to repair OBDII code P07A5?

The cost of repairing this code can vary depending on the specific issue causing it, the labor rates in your area, and the type of repair needed. It is best to consult a professional mechanic for an accurate estimate.

9. Can a DIY enthusiast fix OBDII code P07A5 at home?

While some basic troubleshooting steps can be done at home, diagnosing and repairing the underlying issue causing this code may require specialized tools and knowledge. It is recommended to seek assistance from a qualified mechanic.

10. Is OBDII code P07A5 specific to certain vehicle makes and models?

This code can be specific to certain vehicle makes and models, particularly those equipped with OBDII systems. It is important to consult your vehicle's specific diagnostic manual for accurate information related to this code.