AutoCodes – Nissan – C1126 Nissan

C1126 Nissan Code - Rear Right Input ABS Solenoid

Quick Answer

The control unit computes the wheel rotating speed by the signal sent from the sensor. Common causes include Faulty ABS Actuator/Electric Unit, ABS Actuator/Electric Unit harness is open or shorted, ABS Actuator/Electric Unit 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
C1126 Nissan indicates Rear Right Input ABS Solenoid.
Common causes
Common causes include Faulty ABS Actuator/Electric Unit, ABS Actuator/Electric Unit harness is open or shorted, ABS Actuator/Electric Unit 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 45,659
How popular is this code, among other codes? Medium
Table of contents Created and updated by William Orellana on Jun 19, 2020
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Code C1126 Nissan Description

The control unit computes the wheel rotating speed by the signal sent from the sensor. Then it supplies a DC current to the actuator solenoid valve. It also controls ON-OFF operation of the solenoid valve relay and motor relay. If any electrical malfunction should be detected in the system, the control unit causes the warning lamp to turn on. In this condition, the ABS will be deactivated by the control unit, and the vehicle's brake system reverts to normal operation.
The ABS actuator and electric unit (control unit) contains: An electric motor and pump, Two relays, Eight solenoid valves ( each inlet and outlet for LH front, RH front, LH rear, RH rear), and ABS control unit.
These components control the hydraulic circuit that increases, holds or decreases hydraulic pressure to all or individual wheels. The ABS actuator and electric unit (control unit) cannot be disassembled and must be replaced as an assembly.
OBDII Code C1126 Nissan - Rear Right Input ABS Solenoid - AutoCodes.com
C1126 Nissan Code - Rear Right Input ABS Solenoid

What are the Possible Causes of the DTC C1126 Nissan?

  • Faulty ABS Actuator/Electric Unit
  • ABS Actuator/Electric Unit harness is open or shorted
  • ABS Actuator/Electric Unit poor electrical connection

How to Fix the DTC C1126 Nissan?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1126 Nissan 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 C1126 Nissan code?

Need more information on how to fix the C1126 Nissan code? Get Access to Factory Service Manuals

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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 C1126 Nissan Code

1. What are common symptoms of OBDII code C1126 in a Nissan related to the Rear Right Input ABS Solenoid?

The common symptoms include the ABS warning light on the dashboard, decreased braking performance, and potential issues with the vehicle's stability control system.

2. What could cause the OBDII code C1126 in a Nissan to trigger for the Rear Right Input ABS Solenoid?

The code C1126 is typically triggered by a faulty ABS solenoid, damaged wiring or connectors, or a malfunction in the ABS control module related to the rear right input.

3. How can I diagnose the OBDII code C1126 in a Nissan for the Rear Right Input ABS Solenoid issue?

Diagnosing the C1126 code involves using an OBDII scanner to retrieve the code, checking the wiring and connectors for damage, and testing the ABS solenoid for proper functionality.

4. Is it safe to drive a Nissan with the OBDII code C1126 related to the Rear Right Input ABS Solenoid illuminated?

It is not recommended to drive the vehicle with the ABS warning light on, as it can affect the braking performance and stability control system, potentially compromising safety.

5. Can I repair the OBDII code C1126 in a Nissan related to the Rear Right Input ABS Solenoid myself?

While some DIY enthusiasts may attempt to repair the issue by replacing the ABS solenoid or fixing wiring problems, it is recommended to seek professional help for accurate diagnosis and repair.

6. How much does it typically cost to repair the OBDII code C1126 in a Nissan for the Rear Right Input ABS Solenoid?

The cost of repairing the C1126 code can vary depending on the exact cause of the issue, but it may involve replacing the ABS solenoid, repairing wiring, or addressing problems with the ABS control module.

7. Are there any preventative maintenance tips to avoid the OBDII code C1126 related to the Rear Right Input ABS Solenoid in a Nissan?

Regularly inspecting the ABS system, checking for any warning lights or unusual brake behavior, and addressing any issues promptly can help prevent the C1126 code from occurring.

8. Can the OBDII code C1126 in a Nissan for the Rear Right Input ABS Solenoid cause other problems if left unrepaired?

Leaving the C1126 code unaddressed can lead to further issues with the ABS system, potentially affecting the vehicle's overall safety and performance.

9. How long does it typically take to repair the OBDII code C1126 related to the Rear Right Input ABS Solenoid in a Nissan?

The repair time can vary depending on the exact cause of the issue and the complexity of the repair, but it may take a few hours to a full day to diagnose and fix the problem.

10. Can resetting the OBDII system clear the C1126 code related to the Rear Right Input ABS Solenoid in a Nissan?

Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not resolved, the code is likely to reappear. It's important to diagnose and address the root cause of the problem for a permanent solution.

1. What are the common symptoms of OBDII code C1126 in a Nissan related to the Rear Right Input ABS Solenoid?

The common symptoms include the ABS light illuminating on the dashboard, erratic brake behavior, and potential loss of traction control.

2. What are the possible causes of OBDII code C1126 in a Nissan indicating an issue with the Rear Right Input ABS Solenoid?

The code C1126 can be triggered by a faulty ABS solenoid, damaged wiring or connectors, or issues with the ABS control module.

3. How can I diagnose the OBDII code C1126 related to the Rear Right Input ABS Solenoid in a Nissan?

Diagnosis typically involves using an OBDII scanner to retrieve the code, conducting a visual inspection of the ABS components, and testing the solenoid and associated wiring.

4. Is it safe to drive my Nissan with OBDII code C1126 indicating a problem with the Rear Right Input ABS Solenoid?

It is not recommended to drive the vehicle with an active ABS warning light, as it can compromise the effectiveness of the anti-lock braking system and traction control.

5. Can I repair OBDII code C1126 related to the Rear Right Input ABS Solenoid in a Nissan myself?

Repairing the issue may require specialized tools and knowledge, so it is advisable to consult a qualified mechanic or dealership for proper diagnosis and repair.

6. How much does it typically cost to repair OBDII code C1126 in a Nissan associated with the Rear Right Input ABS Solenoid?

The cost of repair can vary depending on the specific cause of the issue, but it may range from a few hundred to a thousand dollars, including parts and labor.

7. Are there any temporary solutions to consider for OBDII code C1126 indicating a problem with the Rear Right Input ABS Solenoid in a Nissan?

Temporarily disconnecting the ABS system fuse can prevent potential safety hazards, but it is essential to address the root cause of the issue promptly.

8. Can extreme weather conditions affect the triggering of OBDII code C1126 related to the Rear Right Input ABS Solenoid in a Nissan?

Extreme temperatures or moisture can exacerbate existing issues with the ABS system, leading to the triggering of the code C1126.

9. How long does it typically take to repair OBDII code C1126 associated with the Rear Right Input ABS Solenoid in a Nissan?

The repair time can vary based on the complexity of the problem and availability of parts, but it may take a few hours to a day to complete the repair.

10. Will resetting the OBDII code C1126 related to the Rear Right Input ABS Solenoid in a Nissan make it go away permanently?

Resetting the code may temporarily turn off the warning light, but if the underlying issue is not addressed, the code is likely to reappear.

Discuss the causes and fixes for C1126 Nissan OBDII Code

  • Where can I find the rr abs input solenoid

  • Is part of the ABS Actuator/Electric Unit. What model and year is your Nissan?

  • can anybody tell me why Nissan puts out a service bulletin stating we know the problem and we know it is a issue for all of these vehicles but we are not going to pay to replace it that is your problem we will just tell you how and is there anyway to go through Nissan to make them fix it

  • Usually because not "all" the vehicles from that production have the problem and is not a safety issue. If all (or most of them) the vehicles have the problem and is a safety issue, then the National Highway Traffic Safety Administration (NHTSA) will force Nissan to issue a recall.

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