Diagnostic Test
WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK CRANKSHAFT POSITION SENSOR (POS)-I
- Loosen the fixing bolt of the sensor.
- Disconnect crankshaft position sensor (POS) harness connector.
- Remove the sensor.
- Visually check the sensor for chipping.
Is the inspection result normal?
YES
GO TO STEP 2.
NO
Replace crankshaft position sensor (POS). Refer to REMOVAL AND INSTALLATION (UPPER OIL PAN) .
- CHECK CRANKSHAFT POSITION SENSOR (POS)-II
Check the resistance between crankshaft position sensor (POS) terminals as per the following.
Crankshaft position sensor (POS) Resistance [at 25°C (77°F)] + - Terminal (Polarity) 1 2
Except 0 or ∞Ω3 2 3 Is the inspection result normal?
YES
INSPECTION END
NO
Replace crankshaft position sensor (POS). Refer to REMOVAL AND INSTALLATION (UPPER OIL PAN) .