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.
2007 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE
Reference Value From Consult-III
CAUTION:
The display shows the control unit calculation data, so a normal value might be displayed even in the event the output circuit (harness) is open or short circuit.
DATA MONITOR REFERENCE CHART
| Monitor item | Display content | Data monitor | Note: Error inspection checklist | |
|---|---|---|---|---|
| Condition | Reference value in normal operation | |||
| FR RH SENSOR FR LH SENSOR RR RH SENSOR RR LH SENSOR |
Wheel speed | Vehicle stopped | 0 [km/h (MPH)] | "WHEEL SENSOR SYSTEM " |
| Vehicle running (Note 1) | Almost in accordance with speedometer display (within ±10%) | |||
| BATTERY VOLT | Battery voltage supplied to ABS actuator and electric unit (control unit) | Ignition switch ON | 10 to 16V | "ABS CONTROL UNIT POWER AND GROUND SYSTEMS INSPECTION " |
| STOP LAMP SW | Stop lamp switch operation | Brake pedal depressed | ON | - |
| Brake pedal not depressed | OFF | |||
| ABS WARN LAMP | ABS warning lamp ON condition (Note 2) | ABS warning lamp ON | ON | "ABS WARNING LAMP INSPECTION " |
| ABS warning lamp OFF | OFF | |||
| MOTOR RELAY | Operation status of motor and motor relay | Ignition switch ON or running (ABS not activated) | OFF | "ACTUATOR MOTOR, MOTOR RELAY, AND CIRCUIT INSPECTION " |
| Ignition switch ON or engine running (ABS activated) | ON | |||
| ACTUATOR RLY | Actuator relay operation status | Vehicle stopped (Ignition switch ON) | OFF | "ACTUATOR MOTOR, MOTOR RELAY, AND CIRCUIT INSPECTION " |
| Vehicle stopped (Engine running) | ON | |||
| FR LH IN SOL FR LH OUT SOL FR RH IN SOL FR RH OUT SOL RR RH IN SOL RR RH OUT SOL RR LH IN SOL RR LH OUT SOL |
Solenoid valve operation | Actuator (solenoid) is active ("ACTIVE TEST" with CONSULT-III) or actuator relay is inactive (in fail-safe mode). | ON | "SOLENOID VALVE SYSTEM INSPECTION " |
| When actuator (solenoid) is not active and actuator relay is active (ignition switch ON). | OFF | |||
| ABS SIGNAL EBD SIGNAL |
Signal status | ABS active EBD active |
ON | ABS system EBD system |
| ABS not active EBD not active |
OFF | |||
| ABS FAIL SIG EBD FAIL SIG |
Fail signal status | ABS fail EBD fail |
ON | ABS system EBD system |
| ABS normal EBD normal |
OFF | |||
| Note 1: Confirm tire pressure is normal. Note 2: ON/OFF timing of ABS warning lamp ON: For approximately 2 seconds after ignition switch is turned ON, or when a malfunction is detected. OFF: Approximately 2 seconds after ignition switch is turned ON (when system is in normal operation). |
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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.