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.
2002 Nissan-Datsun Sentra SE-R, AutomaticFACTORY OEM SERVICE PROCEDURE
Diagnostic Trouble Code Identification
DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Malfunction | Procedure No. |
|---|---|---|
| 12 | No Problems Detected | 1 |
| 18 | Sensor Rotor | 1 |
| 21 | Front Right Sensor Circuit Open | 1 |
| 22 | Front Right Sensor Circuit Shorted | 1 |
| 25 | Front Left Sensor Circuit Open | 1 |
| 26 | Front Left Sensor Circuit Shorted | 1 |
| 31 | Rear Right Sensor Circuit Open | 1 |
| 32 | Rear Right Sensor Circuit Shorted | 1 |
| 35 | Rear Left Sensor Circuit Open | 1 |
| 36 | Rear left Sensor Circuit Shorted | 1 |
| 41 | Front Right Actuator Outlet Solenoid | 2 |
| 42 | Front Right Actuator Inlet Solenoid | 2 |
| 45 | Left Front Actuator Outlet Solenoid | 2 |
| 46 | Left Front Actuator Inlet Actuator | 2 |
| 51 | Right Rear Actuator Outlet Solenoid | 2 |
| 52 | Right Rear Actuator Inlet Solenoid | 2 |
| 55 | Left Rear Actuator Outlet Solenoid | 2 |
| 56 | Left Rear Actuator Inlet Solenoid | 2 |
| 57 | Power Supply (Low Voltage) | 3 |
| 61 | Actuator Motor Or Motor Relay | 4 |
| 63 | Solenoid Valve Relay | 2 |
| 71 | Control Unit | 5 |
Factory Service Tools
Use the Manual With the Right Hardware
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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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