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.
2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE
Section 1445 (Brake Control System)
WARNING: This page is about a different car, the 2005 Nissan 350Z. However, it is still accessible from the selected car via links, so may be relevant.
- Abs
- Precautions
- Preparation
- System Description
- Can Communication
- Trouble Diagnosis
- How to Proceed with Diagnosis
- Component Parts Location
- Schematic - ABS -
- Wiring Diagram - ABS -
- Control Unit Input/Output Signal Standard
- CONSULT-II Functions
- Correct and Quick Diagnosis
- ABS Warning Lamp, TCS OFF Indicator Lamp, SLIP Indicator Lamp On/Off Timing
- Basic Inspection
- Inspection 1 Wheel Sensor System
- Inspection 2 Engine System
- Inspection 3 ABS Actuator and Electric Unit (Control Unit)
- Inspection 4 ABS Actuator and Electric Unit (Control Unit) Power and Ground Systems
- Inspection 5 ABS Actuator Relay or ABS Motor Relay Power System
- Inspection 6 Stop Lamp Switch System
- Inspection 7 ABS Actuator and Electric Unit (Control Unit) 2
- Inspection 8 CAN Communication System
- Symptom 1 Excessive ABS Function Operation Frequency
- Symptom 2 Unexpected Pedal Reaction
- Symptom 3 The Braking Distance is Long
- Symptom 4 The ABS Function Does Not Operate
- Symptom 5 Pedal Vibration or ABS Operation Sound Occurs
- Wheel Sensors
- Sensor Rotor
- Abs Actuator And Electric Unit (Assembly)
- TCS/Abs
- Precautions
- Preparation
- System Description
- Can Communication
- Trouble Diagnosis
- How to Proceed with Diagnosis
- Component Parts Location
- Schematic - TCS -
- Wiring Diagram - TCS -
- Wiring Diagram - TCS - ROAD STAR
- Control Unit Input/Output Signal Standard
- CONSULT-II Functions
- Correct and Quick Diagnosis
- Basic Inspection
- Inspection 1 Wheel Sensor System
- Inspection 2 Engine System
- Inspection 3 ABS Actuator and Electric Unit (Control Unit)
- Inspection 4 ABS Actuator and Electric Unit (Control Unit) Power and Ground Systems
- Inspection 5 ABS Actuator Relay or ABS Motor Relay Power System
- Inspection 6 Stop Lamp Switch System
- Inspection 7 ABS Actuator and Electric Unit (Control Unit) 2
- Inspection 8 CAN Communication System
- Component Inspection
- Symptom 1 Excessive ABS Function Operation Frequency
- Symptom 2 Unexpected Pedal Reaction
- Symptom 3 The Braking Distance Is Long
- Symptom 4 The ABS Function Does Not Operate
- Symptom 5 Pedal Vibration or ABS Operation Sound Occurs
- Symptom 6 The Vehicle Jerks Around During TCS/ABS Control
- Wheel Sensors
- Sensor Rotor
- Abs Actuator And Electric Unit (Assembly)
- VDC/TCS/Abs
- Precautions
- Preparation
- On-Vehicle Service
- System Description
- Can Communication
- Trouble Diagnosis
- How to Proceed With Diagnosis
- Component Parts Location
- Schematic
- Wiring Diagram - VDC -
- Control Unit Input/Output Signal Standard
- CONSULT-II Functions
- Correct and Quick Diagnosis
- Basic Inspection
- Inspection 1 Wheel Sensor System
- Inspection 2 Engine System
- Inspection 3 VDC/TCS/ABS Control Unit 1
- Inspection 4 Pressure Sensor System
- Inspection 5 Steering Angle Sensor System
- Inspection 6 Yaw Rate Sensor/Side G Sensor System
- Inspection 7 Solenoid and VDC Change-Over Valve System
- Inspection 8 ABS Motor and Motor Relay System
- Inspection 9 Actuator Relay System
- Inspection 10 Stop Lamp Switch System
- Inspection 11 VDC/TCS/ABS Control Unit Power and Ground Systems
- Inspection 12 VDC/TCS/ABS Control Unit 2
- Inspection 13 Brake Fluid Level Sensor System
- Inspection 14 CAN Communication System
- Component Inspection
- Symptom 1 Excessive ABS Function Operation Frequency
- Symptom 2 Unexpected Pedal Reaction
- Symptom 3 The Braking Distance Is Long
- Symptom 4 The ABS Function Does Not Operate
- Symptom 5 Pedal Vibration or ABS Operation Sound Occurs
- Symptom 6 Vehicle Jerks During VDC/TCS/ABS Control
- Wheel Sensors
- VDC/TCS/Abs Control Unit
- Sensor Rotor
- VDC/TCS/Abs Actuator
- G Sensor
- Steering Angle Sensor
Factory Service Tools
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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.
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