AutoCodesSaturn – P1A06 Saturn

P1A06 Saturn Code - Battery Energy Control Module Read Only Memory

Quick Answer

The Battery Energy Control Module (BECM) will diagnose its own systems and determine when a fault condition is present. Common causes include Faulty Battery Energy Control Module (BECM), Battery Energy Control Module (BECM) harness is open or shorted, Battery Energy Control Module (BECM) 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
P1A06 Saturn indicates Battery Energy Control Module Read Only Memory.
Common causes
Common causes include Faulty Battery Energy Control Module (BECM), Battery Energy Control Module (BECM) harness is open or shorted, Battery Energy Control Module (BECM) 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 1,216
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 06, 2020
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Code P1A06 Saturn Description

The Battery Energy Control Module (BECM) will diagnose its own systems and determine when a fault condition is present. Diagnostics and system status is communicated from the battery energy control module to the hybrid powertrain control module through serial data. The hybrid powertrain control module is the host controller for diagnostic trouble code (DTC) information. The EBECM monitors to detect an Random Access Memory (RAM), Read Only Memory (ROM), Erasable Programmable Read-Only Memory (EPROM) or controller stack overrun. The EBECM sets the OBDII code when the RAM, ROM, EPROM or controller stack overrun is not to factory specifications.
This diagnostic applies to internal microprocessor integrity conditions within the battery energy control module. This fault is internal to the battery energy control module and no external circuits are involved.
OBDII Code P1A06 Saturn - Battery Energy Control Module Read Only Memory - AutoCodes.com
P1A06 Saturn Code - Battery Energy Control Module Read Only Memory

What are the Possible Causes of the DTC P1A06 Saturn?

  • Faulty Battery Energy Control Module (BECM)
  • Battery Energy Control Module (BECM) harness is open or shorted
  • Battery Energy Control Module (BECM) circuit poor electrical connection

How to Fix the DTC P1A06 Saturn?

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 P1A06 Saturn 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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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 P1A06 Saturn Code

1. What does the OBDII code P1A06 mean on a Saturn?

P1A06 indicates an issue with the Battery Energy Control Module (BECM) Read Only Memory (ROM), which stores critical data for managing hybrid or electric vehicle battery systems.

2. What are the common symptoms of a P1A06 code on a Saturn?

Symptoms may include illuminated warning lights (like the check engine light), reduced fuel efficiency, limited hybrid or EV functionality, or difficulty starting the vehicle.

3. What causes the P1A06 code to appear on a Saturn?

The code can be triggered by corrupted memory in the Battery Energy Control Module, outdated software, power surges, or internal module failure.

4. Can a P1A06 code cause drivability issues?

Yes, this code can lead to reduced vehicle performance, especially in hybrid or EV modes, as the battery management system may not function properly.

5. How do you diagnose a P1A06 code on a Saturn?

A technician will use a scan tool to confirm the code, check the BECM for software updates or errors, and inspect related wiring and connectors for damage or corrosion.

6. Can the P1A06 code be fixed without replacing the Battery Energy Control Module?

In some cases, reprogramming or updating the module's software can resolve the issue without requiring replacement.

7. How much does it cost to repair a P1A06 code on a Saturn?

The cost varies depending on the diagnosis. Software updates or reprogramming may cost less than $200, while replacing the BECM can be significantly more expensive, often exceeding $1,000.

8. Is the P1A06 code specific to Saturn vehicles?

While the code is common in Saturn hybrid or EV models, it may also appear in other GM vehicles with similar battery management systems.

9. Can I continue driving my Saturn with a P1A06 code?

Driving is possible, but it’s not recommended, as the issue could worsen and lead to further damage or a complete loss of hybrid/EV functionality.

10. What steps can prevent the P1A06 code from appearing again?

Regular maintenance, timely software updates, and ensuring the vehicle's electrical system is in good condition can help prevent recurrence.

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