Diagnosis Flow

WARNING LAMP ILLUMINATION INSPECTION
1. Turn ignition switch ON.
2. Check that warning lamps (such as MIL and oil pressure warning lamp) illuminate.
  Do warning lamps illuminate?
  - YES: GO TO 2.
  - NO: Check ignition power supply system of combination meter. Refer to "POWER SUPPLY AND GROUND CIRCUIT CHECK ".
SELF-DIAGNOSIS OPERATION CHECK
Perform combination meter self-diagnosis. Refer to "SELF-DIAGNOSIS FUNCTION ".

Does self-diagnosis function operate?
- YES: GO TO 3.
- NO: Check battery power supply of combination meter and ground system. Refer to "POWER SUPPLY AND GROUND CIRCUIT CHECK ".
ODO/TRIP METER OPERATION CHECK
Check segment display status of odo/trip meter. Refer to "SELF-DIAGNOSIS FUNCTION ".

Is the display normal?
- YES: GO TO 4.
- NO: Replace the combination meter. Refer to "COMBINATION METER ".
FUEL WARNING LAMP ILLUMINATION CONFIRMATION
During fuel warning lamp check, confirm illumination of fuel warning lamp. Refer to "SELF-DIAGNOSIS FUNCTION ".

Does fuel warning lamp illuminate?
- YES: GO TO 5.
- NO: Replace the combination meter. Refer to "COMBINATION METER ".
METER CIRCUIT CHECK
During meter circuit check, confirm meter illumination. Refer to "SELF-DIAGNOSIS FUNCTION ".

Is the display normal?
- YES: Go to diagnosis results. Refer to "DIAGNOSIS RESULTS ".
- NO: Replace the combination meter. Refer to "COMBINATION METER ".