No.3 HAZARD WARNING LIGHTS DO NOT ILLUMINATE AT ALL[TURN AND HAZARD WARNING LIGHTS]

id0902h1810000

Possible Cause

• BTN1 40 A fuse malfunction [except L3]

• BTN1 60 A fuse malfunction [L3]

• HAZARD 15 A fuse malfunction

• Related wiring harness malfunction

• Hazard warning switch malfunction

• Flasher control module malfunction

Diagnostic Procedure

STEP

INSPECTION

ACTION

1

INSPECT HAZARD WARNING SWITCH POWER SUPPLY

Disconnect the hazard warning switch connector.

Measure the voltage at hazard warning switch terminal B.

Is the voltage more than 10 V?

Yes

Go to Step 3.

No

Go to the next step.

2

INSPECT RELATED WIRING HARNESS CONNECTION

Disconnect the flasher control module connector.

Measure the resistance between flasher control module terminal H and hazard warning switch terminal B.

Is the resistance less than 5 ohms?

Yes

Replace the flasher control module.

No

Repair the related wiring harness.

3

INSPECT HAZARD WARNING SWITCH GROUND

Measure the resistance between hazard warning switch terminal D and ground.

Is the resistance less than 5 ohms?

Yes

Replace the hazard warning switch.

No

Repair the related wiring harness.

STEP	INSPECTION		ACTION
1	INSPECT HAZARD WARNING SWITCH POWER SUPPLY Disconnect the hazard warning switch connector. Measure the voltage at hazard warning switch terminal B. Is the voltage more than 10 V?	Yes	Go to Step 3.
1		No	Go to the next step.
2	INSPECT RELATED WIRING HARNESS CONNECTION Disconnect the flasher control module connector. Measure the resistance between flasher control module terminal H and hazard warning switch terminal B. Is the resistance less than 5 ohms?	Yes	Replace the flasher control module.
2		No	Repair the related wiring harness.
3	INSPECT HAZARD WARNING SWITCH GROUND Measure the resistance between hazard warning switch terminal D and ground. Is the resistance less than 5 ohms?	Yes	Replace the hazard warning switch.
3		No	Repair the related wiring harness.