Diagnosis Flow

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

CHECK WARNING INDICATOR ILLUMINATION
1. Turn ignition switch ON.
2. Make sure warning indicators (such as malfunction indicator lamp and oil pressure warning indictor) illuminate.
Do warning indicators illuminate?
- YES: GO TO 2.
- NO: Check ignition power supply system of combination meter. Refer to "POWER SUPPLY AND GROUND CIRCUIT INSPECTION ".
CHECK SELF-DIAGNOSIS OPERATION OF COMBINATION METER
Perform combination meter self-diagnosis. Refer to "SELF-DIAGNOSIS FUNCTION ".

Does self-diagnosis function operate?
- YES: GO TO 3.
- NO: Check the following.
  - Combination meter power supply and ground circuit. Refer to "POWER SUPPLY AND GROUND CIRCUIT INSPECTION ".
CHECK ODOMETER, FUEL AND TEMPERATURE GAUGE OPERATION
Check segment display status of odometer, fuel and temperature gauge.

Is the display normal?
- YES: GO TO 4.
- NO: Replace the combination meter. Refer to "COMBINATION METER ".
  
  Fig 1: Checking Segment Display Status Of Odometer, Fuel & Temperature Gauge
  Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK COMBINATION METER CIRCUIT
Check operation of each meter/gauge in self-diagnosis mode.

OK or NG
- OK: Go to "SYMPTOM CHART ".
- NG: Replace the combination meter. Refer to "COMBINATION METER ".
  
  Fig 2: Checking Operation Of Each Meter/Gauge In Self-Diagnosis Mode
  Courtesy of NISSAN MOTOR CO., U.S.A.