AutoCodes – Jeep – B19A9 Jeep

B19A9 Jeep Code - Left Power Sliding Door Control Circuit 2 High

Quick Answer

The Left Power Sliding Door Module monitors the Left Power Sliding Door Control Circuit. Common causes include Faulty Left Power Sliding Door Motor, Left Power Sliding Door Motor harness is open or shorted, Left Power Sliding Door Motor 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
B19A9 Jeep indicates Left Power Sliding Door Control Circuit 2 High.
Common causes
Common causes include Faulty Left Power Sliding Door Motor, Left Power Sliding Door Motor harness is open or shorted, Left Power Sliding Door Motor 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 589
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 04, 2019
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Code B19A9 Jeep Description

The Left Power Sliding Door Module monitors the Left Power Sliding Door Control Circuit. This code will set when the Left Power Sliding Door module senses voltage above 9.0 volts on the Left Power Sliding Door Motor Close Driver circuit for more than 100 ms.
OBDII Code B19A9 Jeep - Left Power Sliding Door Control Circuit 2 High - AutoCodes.com
B19A9 Jeep Code - Left Power Sliding Door Control Circuit 2 High

What are the Possible Causes of the DTC B19A9 Jeep?

  • Faulty Left Power Sliding Door Motor
  • Left Power Sliding Door Motor harness is open or shorted
  • Left Power Sliding Door Motor circuit poor electrical connection
  • Faulty Left Power Sliding Door module
  • Faulty Power Sliding Door Module

How to Fix the DTC B19A9 Jeep?

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 B19A9 Jeep 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 B19A9 Jeep Code

1. What are common symptoms of OBDII code B19A9 related to the Left Power Sliding Door Control Circuit 2 High in a Jeep?

- Common symptoms include the left power sliding door malfunctioning, being unresponsive, or opening/closing erratically.

2. What are possible causes of the OBDII code B19A9 in a Jeep indicating an issue with the Left Power Sliding Door Control Circuit 2 High?

- Possible causes include wiring harness issues, faulty power sliding door control module, damaged sensors, or a malfunctioning door motor.

3. How can I diagnose the OBDII code B19A9 related to the Left Power Sliding Door Control Circuit 2 High in my Jeep?

- Diagnosis involves using an OBDII scanner to retrieve the trouble code, inspecting the wiring for damage, checking the power sliding door control module, and testing relevant components for proper functionality.

4. Are there any DIY repair tips for fixing the OBDII code B19A9 in a Jeep with a Left Power Sliding Door Control Circuit 2 High issue?

- DIY repair tips include checking and repairing any damaged wiring, ensuring proper connections of electrical components, and resetting the power sliding door system after making repairs.

5. Can a faulty sensor cause the OBDII code B19A9 to appear in a Jeep with a Left Power Sliding Door Control Circuit 2 High problem?

- Yes, a faulty sensor related to the left power sliding door control circuit can trigger the B19A9 trouble code in the Jeep's OBDII system.

6. Is it safe to continue driving my Jeep if the OBDII code B19A9 indicating an issue with the Left Power Sliding Door Control Circuit 2 High is present?

- It is not recommended to continue driving the vehicle with this issue as it can lead to further damage to the power sliding door system and compromise safety.

7. How much does it typically cost to repair the OBDII code B19A9 in a Jeep with a Left Power Sliding Door Control Circuit 2 High problem?

- The cost of repair can vary depending on the underlying cause, but it may involve replacing components such as the power sliding door control module or sensors, which can range from $200 to $600 or more.

8. Can resetting the power sliding door system resolve the OBDII code B19A9 issue in a Jeep?

- Resetting the power sliding door system may temporarily clear the trouble code, but if the underlying issue causing the B19A9 code is not addressed, it is likely to reappear.

9. Are there any recalls or technical service bulletins related to the OBDII code B19A9 and the Left Power Sliding Door Control Circuit 2 High in Jeep vehicles?

- It is recommended to check with a Jeep dealership or visit the manufacturer's website to see if there are any recalls or technical service bulletins related to this specific issue.

10. How can I prevent the OBDII code B19A9 from reoccurring in my Jeep with a Left Power Sliding Door Control Circuit 2 High problem?

- Regular maintenance, timely repairs of any power sliding door system issues, and addressing electrical issues promptly can help prevent the recurrence of the B19A9 trouble code.

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