AutoCodes – Saturn – C1298 Saturn

C1298 Saturn Code - PCM Class 2 Serial Data Link Malfunction

Quick Answer

The C1298 sets when the Powertrain Control Module (PCM) to Electronic Brake Control Module (EBCM) serial data communications is interrupted. Common causes include Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module (EBCM) harness is open or shorted, Electronic Brake Control Module (EBCM) 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: C1298 Saturn indicates PCM Class 2 Serial Data Link Malfunction.
Common causes: Common causes include Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module (EBCM) harness is open or shorted, Electronic Brake Control Module (EBCM) 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 837

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 Oct 03, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1298 Saturn Description

The C1298 sets when the Powertrain Control Module (PCM) to Electronic Brake Control Module (EBCM) serial data communications is interrupted.

OBDII Code C1298 Saturn - PCM Class 2 Serial Data Link Malfunction - AutoCodes.com — C1298 Saturn Code - PCM Class 2 Serial Data Link Malfunction

What does this mean?

What are the Possible Causes of the DTC C1298 Saturn?

Faulty Electronic Brake Control Module (EBCM)
Electronic Brake Control Module (EBCM) harness is open or shorted
Electronic Brake Control Module (EBCM) circuit poor electrical connection

How to Fix the DTC C1298 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 C1298 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.

Need more information about the C1298 Saturn code?

Need more information on how to fix the C1298 Saturn code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1298 Saturn code diagnosed by a professional: Find a repair shop in your area

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 C1298 Saturn Code

1. What are the common symptoms of OBDII code C1298 in a Saturn vehicle?

- Common symptoms include erratic or non-functional gauges, warning lights on the dashboard, and issues with the transmission shifting properly.

2. What could cause the PCM Class 2 Serial Data Link Malfunction in a Saturn car?

- Potential causes of this code may include damaged wiring, loose connections, a faulty PCM module, or issues with the communication network.

3. How can I diagnose the PCM Class 2 Serial Data Link Malfunction in my Saturn?

- Diagnosis typically involves using a diagnostic scanner to retrieve the trouble codes, checking the wiring and connections for any damage, and performing a system reset.

4. Can a DIY enthusiast repair the C1298 code in a Saturn, or is professional help required?

- Depending on the underlying cause, some DIY enthusiasts with the appropriate tools and knowledge may be able to repair the issue. However, complex electrical problems may require professional assistance.

5. Are there any specific repair tips for resolving the PCM Class 2 Serial Data Link Malfunction in a Saturn vehicle?

- Repair tips may include checking and repairing any damaged wiring, ensuring all connections are secure, and resetting the system after making necessary repairs.

6. Is it safe to continue driving a Saturn with the C1298 code present?

- It is generally not recommended to drive a vehicle with this code present, as it can lead to further issues with the vehicle's performance and safety systems.

7. How much can I expect to pay to repair the PCM Class 2 Serial Data Link Malfunction in my Saturn?

- Repair costs can vary depending on the underlying cause and the labor rates of the repair shop. It is advisable to obtain multiple quotes from reputable mechanics.

8. Will resetting the trouble codes clear the C1298 code in a Saturn, or is a more in-depth repair needed?

- Resetting the trouble codes may temporarily clear the code, but it is essential to address the underlying issue causing the PCM Class 2 Serial Data Link Malfunction for a permanent fix.

9. Can extreme weather conditions contribute to the occurrence of the C1298 code in a Saturn vehicle?

- Extreme weather conditions, such as temperature fluctuations or moisture exposure, can potentially impact the electrical components and communication systems, leading to the C1298 code.

10. Is there a way to prevent the recurrence of the PCM Class 2 Serial Data Link Malfunction in my Saturn after it has been repaired?

- Regular maintenance, including checking the wiring and connections for any signs of wear, and addressing any electrical issues promptly, can help prevent the reoccurrence of the C1298 code.