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

Component Inspection

WARNING: This page is about a different car, the 2004 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

CAMSHAFT POSITION SENSOR (PHASE)

Loosen the fixing bolt of the sensor.
Disconnect camshaft position sensor (PHASE) harness connector.
Remove the sensor.
Visually check the sensor for chipping.

Fig 1: Checking Camshaft Position Sensor (PHASE) Chipping
Courtesy of NISSAN MOTOR CO., U.S.A.
Check resistance as shown in the figure.

Fig 2: Checking Resistance Between Camshaft Position Sensor Terminals (PHASE)
Courtesy of NISSAN MOTOR CO., U.S.A.

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.