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.
Engine Start Condition Check
2012 Nissan-Datsun Sentra SE-RSECTION Engine Start Condition Check
NOTE:
- Before performing the diagnosis in the following table, check "Trouble Diagnosis Procedure". Refer to , "TROUBLE DIAGNOSIS PROCEDURE ".
- If the following "symptoms" are detected, check systems shown below in the "Diagnoses/service procedure" column in this order.
| Symptom | Diagnosis/service procedure | Refer to |
|---|---|---|
| Engine start condition check | 1. CVT shift selector (park position switch) check. | CVT SHIFT SELECTOR (PARK POSITION SWITCH) CHECK |
| 2. Stop lamp switch check. | STOP LAMP SWITCH CHECK | |
| 3. Replace Intelligent Key unit. | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION |
RENDER: 1.0x
NO RELATED
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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.