Diagnosis Flow

WARNING: This page is about a different car, the 2003 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

CHECK SELF-DIAGNOSTIC RESULTS OF UNIFIED METER AND A/C AMP.
1. Start engine.
2. Select METER A/C AMP on CONSULT-II, and perform self-diagnosis of unified meter and A/C amp. Refer to CONSULT-II FUNCTION .
3. After erasing the self-diagnosis result, perform self-diagnosis again.
Self-diagnostic results:
1. No malfunction detected : GO TO 2.
2. Malfunction detected : Go to SYMPTOM CHART 2 .
CHECK WARNING LAMP ILLUMINATION
1. Turn ignition switch ON.
2. Make sure warning lamps (such as malfunction indicator lamp and oil pressure warning lamp) illuminate.
Do warning lamps illuminate?
1. YES : GO TO 3.
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?
1. YES : GO TO 4.
2. NO : Check the following.
- Battery power supply of combination meter and ground circuit. Refer to POWER SUPPLY AND GROUND CIRCUIT INSPECTION
- Odo/trip meter switch. Refer to ODO/TRIP METER AND ILLUMINATION CONTROL SWITCH INSPECTION .
CHECK ODO/TRIP METER OPERATION
Check segment display status of odo/trip meter.

Fig 1: Checking Segment Display Status Of Odo/Trip Meter
Courtesy of NISSAN MOTOR CO., U.S.A.

Is the display normal?
1. YES : GO TO 5.
2. NO : Replace the combination meter.
CHECK LOW-FUEL WARNING LAMP ILLUMINATION CONFIRMATION
During low-fuel warning lamp check, confirm illumination of low-fuel warning lamp.

Fig 2: Diagnosis Flow - Checking Low-Fuel Warning Lamp Illumination Confirmation
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK : GO TO 6.
2. NG : Replace the combination meter.
CHECK COMBINATION METER CIRCUIT
Check indication of each meter/gauge in self-diagnosis mode.

OK or NG
1. OK : Go to SYMPTOM CHART 1 .
2. NG : Replace the combination meter.
Fig 3: Diagnosis Flow - Checking Combination Meter Circuit
Courtesy of NISSAN MOTOR CO., U.S.A.