C1190 Infiniti Code - Rear 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
- C1190 Infiniti indicates Rear 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.
Code C1190 Infiniti 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 C1190 Infiniti?
- 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 C1190 Infiniti?
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 C1190 Infiniti 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 C1190 Infiniti Code
1. What does the OBDII code C1190 mean on an Infiniti?
C1190 refers to a Rear Input ABS Solenoid malfunction, indicating an issue with the Anti-lock Brake System (ABS) solenoid controlling the rear wheels.
2. What are the common symptoms of the C1190 code in an Infiniti?
Common symptoms include the ABS warning light illuminating, reduced braking performance, and potential loss of ABS functionality during hard braking.
3. What causes the C1190 Rear Input ABS Solenoid code?
The code can be caused by a faulty ABS solenoid, damaged wiring or connectors, low brake fluid, or a malfunctioning ABS control module.
4. Can I drive my Infiniti with the C1190 code active?
It is possible to drive, but it is not recommended, as the ABS may not function properly, increasing the risk of loss of control during emergency braking.
5. How do I diagnose the C1190 ABS solenoid issue?
Start by checking the ABS solenoid wiring and connectors for damage or corrosion, inspect brake fluid levels, and use a diagnostic scanner to test the ABS system.
6. How is the C1190 ABS solenoid code fixed on an Infiniti?
Repairs may involve replacing the faulty ABS solenoid, repairing damaged wiring or connectors, or replacing the ABS control module if necessary.
7. Does low brake fluid cause the C1190 code?
Yes, low brake fluid can trigger the C1190 code by causing improper operation of the ABS system.
8. How much does it cost to fix the C1190 code on an Infiniti?
Repair costs vary depending on the issue, ranging from $100–$300 for minor fixes like wiring repairs to $500+ for solenoid or control module replacements.
9. Can a failing ABS module trigger the C1190 code?
Yes, a malfunctioning ABS module can cause the C1190 code by failing to properly control the rear ABS solenoid.
10. Will resetting the code fix the C1190 issue?
Clearing the code may temporarily turn off the warning light, but the underlying issue must be repaired to prevent the code from returning.
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