Detailed Flow

OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurred.

: GO TO 2.
CHECK SYMPTOM
- Check the symptom based on the information obtained from the customer.
- Check that any other malfunctions are present.
  : GO TO 3.
CHECK ON BOARD DIAGNOSIS OPERATION
Check that the on board diagnosis function operates. Refer to "DIAGNOSIS DESCRIPTION ".

Does the on board diagnosis function operate normally?

YES: GO TO 4.

NO: GO TO 6.
CHECK CONSULT SELF-DIAGNOSIS RESULTS
1. Connect CONSULT and perform self-diagnosis. Refer to "DTC INDEX ".
2. When DTC is detected, follow the instructions below:
  - Record DTC and Freeze Frame Data.
  Are self-diagnosis results normal?
  
  YES: GO TO 5.
  
  NO: GO TO 8.
NARROW DOWN THE MALFUNCTIONING PARTS BY SYMPTOM DIAGNOSIS
Perform symptom diagnosis and narrow down the malfunctioning parts.

: GO TO 8.
CHECK COMBINATION METER POWER SUPPLY AND GROUND CIRCUITS
Inspect combination meter power supply and ground circuits. Refer to "COMBINATION METER: DIAGNOSIS PROCEDURE ".

Is the inspection result normal?

YES: GO TO 7.

NO: GO TO 8.
REPLACE COMBINATION METER
Replace combination meter.

: GO TO 9.
REPAIR OR REPLACE MALFUNCTIONING PARTS
Repair or replace the malfunctioning parts.

NOTE: If DTC is displayed, erase DTC after repair or replace malfunctioning parts.

: GO TO 9.
FINAL CHECK
Check that the combination meter operates normally.

Do they operate normally?

YES: INSPECTION END

NO: GO TO 1.