C1191 Nissan Code - Rear Out 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
- C1191 Nissan indicates Rear Out 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.
Code C1191 Nissan Description
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.
What are the Possible Causes of the DTC C1191 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 C1191 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
It is much more difficult to diagnose a problem that occurs intermittently rather than continuously. Most intermittent problems are caused by poor electrical connections or faulty wiring. In this case, careful checking of suspicious circuits may help prevent the replacement of good parts.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C1191 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.
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Frequently Asked Questions about C1191 Nissan Code
1. What does the OBDII code C1191 mean on a Nissan?
C1191 indicates a problem with the Rear Out ABS Solenoid, which is part of the anti-lock braking system (ABS). It suggests an issue with the solenoid's operation or electrical circuit.
2. What are the common symptoms of the C1191 code on a Nissan?
Symptoms may include the ABS warning light illuminating, reduced braking performance, or the ABS system not functioning properly.
3. What causes the C1191 code to appear on a Nissan?
Common causes include a faulty ABS solenoid, damaged wiring or connectors, low brake fluid levels, or issues with the ABS control module.
4. Can I still drive my Nissan with the C1191 code?
While the vehicle may still be drivable, the ABS system may not function correctly, increasing the risk of loss of traction during hard braking or slippery conditions.
5. How do I diagnose the C1191 code on my Nissan?
Diagnosis involves checking the ABS solenoid for proper function, inspecting wiring and connectors for damage, and testing the ABS control module with a scan tool.
6. How can I fix the C1191 code on a Nissan?
Repairs may include replacing the faulty ABS solenoid, repairing or replacing damaged wiring, refilling brake fluid, or reprogramming or replacing the ABS control module.
7. Can low brake fluid cause the C1191 code on a Nissan?
Yes, low brake fluid can affect ABS solenoid operation and potentially trigger the C1191 code.
8. How much does it cost to repair the C1191 code on a Nissan?
Repair costs vary depending on the issue but can range from $150 to $500 or more, depending on whether the solenoid, wiring, or ABS module needs replacement.
9. Will clearing the C1191 code fix the issue on a Nissan?
Clearing the code will not fix the underlying issue. Proper diagnosis and repairs are necessary to prevent the code from returning.
10. Is the C1191 code specific to a particular Nissan model?
The C1191 code can appear on various Nissan models equipped with ABS, but the exact diagnosis and repair process may vary by model and year.
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