31. Detect Malfunctioning Part
WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
Check the following.
- Check fuel pressure regulator, and repair or replace if necessary. Refer to "FUEL PRESSURE CHECK ".
- Check mass air flow sensor and its circuit, and repair or replace if necessary. Refer to DTC P0101 MAF SENSOR and DTC P0102, P0103 MAF SENSOR .
- Check injector and its circuit, and repair or replace if necessary. Refer to INJECTOR CIRCUIT .
- Check engine coolant temperature sensor and its circuit, and repair or replace if necessary. Refer to DTC P0117, P0118 ECT SENSOR and DTC P0125 ECT SENSOR .
OK or NG
- OK: GO TO 33 .
- NG
- Repair or replace.
- GO TO 32.