Engine-Codes - Infiniti - C1142 Infiniti

C1142 Infiniti Code - Brake Fluid Pressure Sensor Circuit

- Code Popularity: 28,717 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC C1142 Infiniti?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Brake Fluid Pressure Sensor
  • Brake Fluid Pressure Sensor harness is open or shorted
  • Brake Fluid Pressure Sensor circuit poor electrical connection
  • Faulty Stop Lamp Switch
  • Faulty ABS Actuator And Electric Unit

Code Tech Notes

On some Infiniti models, the pressure sensor is integrated into the ABS Actuator And Electric Unit (Control Unit).

There is a Factory Service Bulletin for the following Infiniti models:
2007–2008 Infiniti G35 Sedan
2007 G35 Infiniti Coupe
2009 G37 Infiniti Sedan
2008–2009 Infiniti G37 Coupe
2006–2009 Infiniti M35/M45
Infiniti Factory Service Bulletin OBDII Code C1142

⚠ Does your Infiniti have Safety Recalls? → Check here

How to Fix the DTC C1142 Infiniti?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

Search for C1142 Infiniti Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the C1142 Infiniti code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

When is the Code Detected?

Pressure switch signal line is open or shorted, or pressure switch is malfunctioning (2WD models).

What are Code Possible Symptoms?

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the C1142 Infiniti Code Mean?

The Brake Fluid Pressure Sensor converts the brake fluid pressure to an electric signal and transmits it to the Anti-Lock Brake System (ABS) Actuator And Electric Unit (Control Unit). The ABS Actuator And Electric Unit monitor the Brake Fluid Pressure Sensor. The ABS Actuator And Electric Unit set the OBDII code when the Brake Fluid Pressure Sensor is not to factory specifications.

C1142 Infiniti Code - Brake Fluid Pressure Sensor Circuit

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