Possible Causes
WARNING: This page is about a different car, the 2002 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
Malfunction is detected when the engine coolant temperature does not reach to specified temperature even though the engine has run long enough. Possible causes are:
- Thermostat.
- Leakage from thermostat seal.
- Engine coolant temperature sensor.