AutoCodes – Lexus – C1911 Lexus

C1911 Lexus Code - Malfunction In Rear Active Stabilizer Main Relay

Quick Answer

The Rear Active Stabilizer Control ECU and Front Active Stabilizer Control ECU use CAN communication to perform a mutual system check. Common causes include Faulty Active Stabilizer Relay, Faulty Rear Active Stabilizer Control Actuator, Faulty Rear Active Stabilizer Control ECU. 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
C1911 Lexus indicates Malfunction In Rear Active Stabilizer Main Relay.
Common causes
Common causes include Faulty Active Stabilizer Relay, Faulty Rear Active Stabilizer Control Actuator, Faulty Rear Active Stabilizer Control ECU.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,296
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 03, 2020
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Code C1911 Lexus Description

The Rear Active Stabilizer Control ECU and Front Active Stabilizer Control ECU use CAN communication to perform a mutual system check. If a problem occurs in the Rear Active Stabilizer Control ECU, Rear Active Stabilizer Control Actuator, and PIG power source circuit.
OBDII Code C1911 Lexus - Malfunction In Rear Active Stabilizer Main Relay - AutoCodes.com
C1911 Lexus Code - Malfunction In Rear Active Stabilizer Main Relay

What are the Possible Causes of the DTC C1911 Lexus?

  • Faulty Active Stabilizer Relay
  • Faulty Rear Active Stabilizer Control Actuator
  • Faulty Rear Active Stabilizer Control ECU
  • Rear Active Stabilizer Control harness is open or shorted
  • Rear Active Stabilizer Control circuit poor electrical connection

How to Fix the DTC C1911 Lexus?

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 C1911 Lexus 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 C1911 Lexus code?

Need more information on how to fix the C1911 Lexus code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1911 Lexus 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 C1911 Lexus Code

1. What are common symptoms of OBDII code C1911 in a Lexus related to the malfunction in the rear active stabilizer main relay?

- Common symptoms include issues with the vehicle's stability control system, unusual handling or steering behavior, and warning lights illuminated on the dashboard.

2. What could cause the OBDII code C1911 in a Lexus indicating a malfunction in the rear active stabilizer main relay?

- The code C1911 can be triggered by a faulty rear active stabilizer main relay, damaged wiring or connectors, or issues with the stabilizer system components.

3. How can I diagnose the OBDII code C1911 in a Lexus for a malfunction in the rear active stabilizer main relay?

- Diagnosis typically involves using a diagnostic scanner to read the trouble code, inspecting the stabilizer system components, checking the wiring and connectors, and testing the rear active stabilizer main relay.

4. What are the repair options for fixing the OBDII code C1911 in a Lexus related to the rear active stabilizer main relay malfunction?

- Repair options may include replacing the rear active stabilizer main relay, repairing or replacing damaged wiring or connectors, and addressing any underlying issues with the stabilizer system.

5. Can I drive my Lexus with the OBDII code C1911 indicating a malfunction in the rear active stabilizer main relay?

- It is not recommended to drive the vehicle with this code present, as it can affect the stability and handling of the vehicle. It is advised to have the issue diagnosed and repaired promptly.

6. Is it safe to continue driving my Lexus if the OBDII code C1911 related to the rear active stabilizer main relay malfunction comes on intermittently?

- It is still best to address the issue as soon as possible, as intermittent issues can become more severe over time and potentially lead to safety concerns while driving.

7. How much does it typically cost to repair the OBDII code C1911 in a Lexus due to a malfunction in the rear active stabilizer main relay?

- The cost of repairs can vary depending on the specific issue causing the code, the labor rates of the repair shop, and the cost of any replacement parts needed.

8. Can a DIY enthusiast fix the OBDII code C1911 in a Lexus related to the rear active stabilizer main relay issue?

- While some enthusiasts may have the skills to diagnose and repair this issue themselves, it is recommended to consult with a professional mechanic or technician due to the complexity of the stabilizer system.

9. Will resetting the OBDII code C1911 in a Lexus resolve the issue with the rear active stabilizer main relay malfunction?

- Simply clearing the code will not fix the underlying problem causing the malfunction. It is important to diagnose the issue and perform the necessary repairs to prevent the code from returning.

10. How can I prevent the OBDII code C1911 from reappearing in my Lexus after repairing the rear active stabilizer main relay issue?

- To prevent the code from reappearing, ensure that all repairs are done correctly, inspect the stabilizer system components regularly for any signs of wear or damage, and address any related issues promptly.

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