Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2012 Infiniti G25 BaseFACTORY OEM SERVICE PROCEDURE
Section 12 (Brake System)
WARNING: This page is about a different car, the 2011 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.
- Precaution
- Precautions
- Notes
- Precaution for Technicians Using Medical Electric
- Point to Be Checked Before Starting Maintenance Work
- Precautions When Using Power Tools (Air Or Electric) And Hammers
- Precaution for Removing 12V Battery
- Precaution for Procedure without Cowl Top Cover
- Precaution for Brake System
- Precaution for Harness Repair
- Precautions
- Preparation
- System Description
- Ecu Diagnosis Information
- Wiring Diagram
- Basic Inspection
- DTC/Circuit Diagnosis
- DTC Index
- DTC C1A60: Control Module
- DTC C1A61: Motor
- DTC C1A62: Control Module
- DTC C1A63: Brake Power Supply Backup Unit
- DTC C1A64: Stroke Sensor
- DTC C1A65: Incomplete Stroke Sensor
- DTC C1A66: Pressure Sensor
- DTC C1A67: Stop Lamp Switch
- DTC C1A69: Motor
- DTC C1A6A: Control Module
- DTC C1A6B: Brake Power Supply Backup Unit
- DTC C1A6C: Brake Power Supply Backup Unit
- DTC C1A6D: Brake Power Supply Backup Unit
- DTC C1A6E: EV System
- DTC C1A6F: VCM System
- DTC C1A70: Brake Control System
- DTC C1A74: Steering Angle Sensor
- DTC U1000: Can Comm Circuit
- DTC U1010: Control Unit (Can)
- DTC U1510: Abs Actuator And Electric Unit (Control Unit) Communication
- DTC U1511: Brake Power Supply Backup Unit Communication
- Power Supply And Ground Circuit
- Warning Buzzer
- Brake Warning Lamp
- Brake System Warning Lamp
- Symptom Diagnosis
- Periodic Maintenance
- Removal And Installation
- Service Data And Specifications (SDS)
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.