AutoCodes – Cadillac – P1A6C Cadillac

P1A6C Cadillac Code - SGCM Service Calibration Fault

Quick Answer

The internal fault detection is handled inside the control module. Common causes include Starter Generator Control Module (SGCM) Program, Faulty Starter Generator Control Module (SGCM), Starter Generator Control Module (SGCM) harness is open or shorted. 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: P1A6C Cadillac indicates SGCM Service Calibration Fault.
Common causes: Common causes include Starter Generator Control Module (SGCM) Program, Faulty Starter Generator Control Module (SGCM), Starter Generator Control Module (SGCM) harness is open or shorted.
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 794

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 Feb 21, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1A6C Cadillac Description

The internal fault detection is handled inside the control module. No external circuits are involved. This code indicates that the Energy Storage Control Module (ESCM), Starter Generator Control Module (SGCM) or Heating Control Module (HCM) has not yet been programmed with latest production software.

OBDII Code P1A6C Cadillac - SGCM Service Calibration Fault - AutoCodes.com — P1A6C Cadillac Code - SGCM Service Calibration Fault

What does this mean?

What are the Possible Causes of the DTC P1A6C Cadillac?

Starter Generator Control Module (SGCM) Program
Faulty Starter Generator Control Module (SGCM)
Starter Generator Control Module (SGCM) harness is open or shorted
Starter Generator Control Module (SGCM) circuit poor electrical connection

How to Fix the DTC P1A6C Cadillac?

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 P1A6C Cadillac 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 P1A6C Cadillac code?

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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 P1A6C Cadillac Code

1. What are the common symptoms of OBDII code P1A6C Cadillac SGCM Service Calibration Fault?

The common symptoms include illuminated check engine light, poor fuel efficiency, and possible drivability issues.

2. What does the OBDII code P1A6C Cadillac SGCM Service Calibration Fault indicate?

This code indicates a fault in the Service Calibration of the SGCM (Secondary Gateway Control Module) in Cadillac vehicles.

3. What are the possible causes of OBDII code P1A6C Cadillac SGCM Service Calibration Fault?

Possible causes include a faulty SGCM module, wiring issues, software glitches, or a malfunction in the calibration process.

4. How can I diagnose the OBDII code P1A6C Cadillac SGCM Service Calibration Fault?

Diagnosis involves using an OBDII scanner to retrieve the code, checking for other related codes, and performing a visual inspection of the SGCM module and its connections.

5. Can I continue driving with the OBDII code P1A6C Cadillac SGCM Service Calibration Fault?

It is recommended to address the issue as soon as possible to prevent further damage to the vehicle and ensure optimal performance.

6. How can I repair OBDII code P1A6C Cadillac SGCM Service Calibration Fault?

Repair typically involves resetting the SGCM module, checking and repairing any wiring issues, updating software if necessary, or replacing the SGCM module if it is faulty.

7. Is it possible to reset the OBDII code P1A6C Cadillac SGCM Service Calibration Fault without professional help?

In some cases, you may be able to reset the code by disconnecting the vehicle's battery for a few minutes. However, it is recommended to have the issue properly diagnosed and repaired by a professional.

8. Are there any software updates available to address the OBDII code P1A6C Cadillac SGCM Service Calibration Fault?

Cadillac dealerships or authorized service centers may have software updates or calibration files to address this specific fault. It is advisable to consult with them for the latest information.

9. Will fixing the OBDII code P1A6C Cadillac SGCM Service Calibration Fault improve fuel efficiency?

Addressing this fault can potentially improve fuel efficiency, as it may be related to the proper calibration and operation of the SGCM, which plays a role in the vehicle's fuel management system.

10. How long does it take to repair the OBDII code P1A6C Cadillac SGCM Service Calibration Fault?

The repair time can vary depending on the exact cause of the fault and the complexity of the repair process. It is best to consult with a professional technician for a more accurate estimate of the repair duration.