AutoCodesRAM – B19A8 RAM

B19A8 RAM Code - Left Power Sliding Door Control Circuit 2 Low

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
B19A8 RAM indicates Left Power Sliding Door Control Circuit 2 Low.
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 545
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 B19A8 RAM 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 less than 0.5 volts on the Left Power Sliding Door Motor Close Driver Circuit for more than 100 ms.
OBDII Code B19A8 RAM - Left Power Sliding Door Control Circuit 2 Low - AutoCodes.com
B19A8 RAM Code - Left Power Sliding Door Control Circuit 2 Low

What are the Possible Causes of the DTC B19A8 RAM?

  • 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 B19A8 RAM?

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 B19A8 RAM 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 B19A8 RAM Code

1. What does the OBDII code B19A8 mean?

The B19A8 code indicates a problem with the left power sliding door control circuit 2, specifically that the circuit's voltage is too low.

2. What are common symptoms of the B19A8 code?

Symptoms may include the left power sliding door not opening or closing, intermittent operation, or the door being stuck in one position.

3. What causes the B19A8 code to trigger?

Common causes include damaged wiring, a faulty sliding door motor, a malfunctioning door control module, or poor electrical connections.

4. Can I still drive my car with the B19A8 code?

Yes, the vehicle is typically safe to drive, but the left power sliding door functionality may be limited or inoperative.

5. How is the B19A8 code diagnosed?

A technician will inspect the wiring and connectors, test the power sliding door motor, and check for proper voltage and continuity in the circuit.

6. How can I fix the B19A8 code?

Repairs may include fixing or replacing damaged wiring, cleaning or tightening electrical connections, or replacing the power sliding door motor or control module.

7. Can I fix the B19A8 code myself?

If you have experience with electrical troubleshooting, you can inspect the wiring and connections. Otherwise, it’s best to consult a professional.

8. How much does it cost to repair the B19A8 code?

The repair cost can range from $100 to $500 or more, depending on whether wiring repairs, motor replacement, or module replacement is needed.

9. What tools are needed to diagnose the B19A8 code?

You’ll need an OBDII scanner, a multimeter for voltage testing, and basic hand tools for inspecting and repairing wiring.

10. Can a low battery cause the B19A8 code?

Yes, a weak or low battery can cause voltage issues that may trigger this code. Ensure the battery and charging system are functioning properly.

Discuss the causes and fixes for B19A8 RAM OBDII Code

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