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.
2017 Nissan-Datsun Sentra SLFACTORY OEM SERVICE PROCEDURE
ADAS Control Unit
ADAS CONTROL UNIT DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC C1A00 | CONTROL UNIT |
| DTC C1A01, C1A02 | POWER SUPPLY CIRCUIT 1, POWER SUPPLY CIRCUIT 2 |
| DTC C1A03 | VEHICLE SPEED SENSOR |
| DTC C1A13 | STOP LAMP RELAY |
| DTC C1A14 | ECM |
| DTC C1A17 | ICC SENSOR |
| DTC C1A34 | COMMAND ERROR |
| DTC C1B53 | SIDE RADAR RIGHT MALFUNCTION |
| DTC C1B54 | SIDE RADAR LEFT MALFUNCTION |
| DTC U0121 | VDC CAN 2 |
| DTC U0235 | ICC SENSOR CAN 1 |
| DTC U0401 | ECM CAN 1 |
| DTC U0402 | TCM CAN 1 |
| DTC U0415 | VDC CAN 1 |
| DTC U0433 | DIST SEN CAN CIRC 2 |
| DTC U1000 | CAN COMM CIRCUIT |
| DTC U1321 | CONFIGURATION |
| DTC U1503 | SIDE RDR L CAN 2 |
| DTC U1504 | SIDE RDR L CAN 1 |
| DTC U1505 | SIDE RDR R CAN 2 |
| DTC U1506 | SIDE RDR R CAN 1 |
| DTC U1507 | LOST COMM (SIDE RDR R) |
| DTC U1508 | LOST COMM (SIDE RDR L) |
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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