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Engine-Codes – Generic – P1A35

P1A35 Code - Hybrid Battery 3 Voltage Very Low

Quick Answer

The diagnostic trouble code P1A35 indicates that the hybrid battery 3 voltage in the vehicle is very low. Common causes include Faulty battery module, Battery management system malfunction, Charging system issues. 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
P1A35 indicates Hybrid Battery 3 Voltage Very Low.
Common causes
Common causes include Faulty battery module, Battery management system malfunction, Charging system issues.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 08, 2024
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Code P1A35 Description

The diagnostic trouble code P1A35 indicates that the hybrid battery 3 voltage in the vehicle is very low. In hybrid vehicles, the battery pack plays a crucial role in powering the electric motor and supporting the internal combustion engine during acceleration or under heavy loads. The hybrid battery pack consists of multiple modules or cells that store energy and deliver it as needed to power the vehicle. When the voltage of one of these modules drops significantly, it can trigger this code.

OBDII Code P1A35 - Hybrid Battery 3 Voltage Very Low
P1A35 Code - Hybrid Battery 3 Voltage Very Low

Common Causes of P1A35

  1. Faulty battery module
  2. Battery management system malfunction
  3. Charging system issues
  4. High electrical loads on the battery
  5. Extreme temperatures affecting battery performance

Symptoms of P1A35

  1. Decreased acceleration
  2. Vehicle struggling to maintain speed
  3. Reduced power mode activation
  4. Increased fuel consumption
  5. Check Engine light illuminated

How to Fix P1A35

  1. Diagnose the specific battery module causing the low voltage issue.
  2. Replace the faulty battery module or modules.
  3. Reset the battery management system and perform a recalibration.
  4. Check and repair any issues with the charging system.
  5. Perform a thorough inspection of the entire hybrid system to ensure no other underlying problems exist.

Cost to Fix P1A35

The typical repair costs for addressing a low hybrid battery 3 voltage issue can vary depending on the extent of the problem and the specific components that need to be replaced. In general, the cost of replacing a single battery module in a hybrid vehicle can range from $500 to $1500, including parts and labor. However, if multiple modules need to be replaced or if there are additional issues with the battery management system or charging system, the cost can increase significantly.

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Code P1A35 Information for Specific Makes

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 P1A35 Code

1. What does the OBDII code P1A35 mean?

P1A35 indicates that the voltage of the hybrid battery cell group 3 is very low, which can affect the performance of the hybrid system.

2. What are the common symptoms of code P1A35?

Symptoms include reduced fuel efficiency, limited hybrid system functionality, warning lights on the dashboard, and possible loss of power.

3. What causes the P1A35 code to appear?

The code is typically caused by a failing or degraded battery cell in group 3, corroded connections, a wiring issue, or a malfunctioning hybrid battery control module.

4. Can I continue driving with a P1A35 code?

While it may be possible to drive, reduced hybrid system performance and potential damage to other components make it important to address the issue promptly.

5. How is the P1A35 code diagnosed?

A technician will use a scan tool to verify the code, inspect the hybrid battery voltage readings, test battery cell group 3, and check for wiring or connection issues.

6. What repairs can fix the P1A35 code?

Repairs may include replacing the defective battery cell group, repairing damaged wiring, cleaning corroded connectors, or reprogramming the hybrid battery control module.

7. How much does it cost to fix a P1A35 code?

Repair costs vary but can range from $500 to $4,000, depending on whether individual cells or the entire hybrid battery needs replacement.

8. Can I clear the P1A35 code without repairs?

Clearing the code without repairs will not resolve the underlying issue and the code will likely reappear. Proper diagnosis and repair are necessary.

9. Is P1A35 specific to certain vehicles?

Yes, P1A35 is commonly associated with hybrid vehicles from manufacturers like Honda, Toyota, and GM, but specifics may vary by make and model.

10. How can I prevent the P1A35 code from occurring?

Regular maintenance, keeping the hybrid battery cool, and addressing warning signs early can help prevent issues leading to this code.

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