Description
The electrical load signal (Headlamp switch signal, rear window defogger switch signal, etc.) is transferred to ECM through the CAN communication line.
1.CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION

Is the inspection result normal?
YES >> GO TO 2.
NO >> Go to EC, "Diagnosis Procedure".
2.CHECK LIGHTING SWITCH FUNCTION
Check "LOAD SIGNAL" indication under the following conditions.

Is the inspection result normal?
YES >> GO TO 3.
NO >> Go to EC, "Diagnosis Procedure".
3.CHECK HEATER FAN CONTROL SWITCH FUNCTION
Select "HEATER FAN SW" and check indication under the following conditions

Is the inspection result normal?
YES >> INSPECTION END
NO >> Go to EC, "Diagnosis Procedure".
1.INSPECTION START
Confirm the malfunctioning circuit (rear window defogger, headlamp or heater fan). Refer to EC, "Component Function Check".
Which circuit is related to the incident?
Rear window defogger>>GO TO 2
Headlamp>>GO TO 3.
Heater fan>>GO TO 4.
2.CHECK REAR WINDOW DEFOGGER SYSTEM
Perform trouble diagnosis of rear window defogger system. Refer to DEF, "Work Flow".
>> INSPECTION END
3.CHECK HEADLAMP SYSTEM
Perform trouble diagnosis of headlamp system. Refer to EXL, "Work Flow".
>> INSPECTION END
4.CHECK AIR CONDITIONING SYSTEM
Perform trouble diagnosis of air conditioning system. Refer to HA, "Workflow".
>> INSPECTION END
Variable voltage control system (if so equipped)
CAUTION
Do not ground accessories directly to
the battery terminal. Doing so will bypass
the variable voltage control system
and the vehicle battery may not
charge completely.
Use electrical accessories with the engine
running to avoid discharging the
vehicle battery.
Your v ...
Uniform tire quality grading
DOT (Department of Transportation) Quality
Grades: All passenger car tires must conform to
federal safety requirements in addition to these
grades.
Quality grades can be found where applicable on
the tire sidewall between tread shoulder and
maximum section width. For example:
Treadwear 200 ...