Hazard Warning Lamp Does Not Operate But Turn Signal Lamps Operate

Make sure bulb standard of each turn signal lamp is correct. Refer to "EXTERIOR LAMP ".

OK or NG 

OK: GO TO 2.

NG: Replace turn signal lamp bulb. Refer to "FRONT TURN SIGNAL/PARKING LAMP " for front turn signal bulb. Refer to "BULB REPLACEMENT " for rear turn signal bulb.

With CONSULT-II

Select "BCM" on CONSULT-II. With "FLASHER" data monitor, make sure "HAZARD SW" turns ON-OFF linked with operation of hazard switch.

Fig 1: Identifying CONSULT II Display - DATA MONITOR

When hazard switch is in ON position : HAZARD SW ON 

Without CONSULT-II

Check voltage between BCM harness connector M18 terminal 29 and ground.

Fig 2: Checking Voltage Between BCM Connector M18 Terminal 29 And Ground

OK or NG 

OK: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".

NG: GO TO 3.

1. Turn ignition switch OFF.
2. Disconnect BCM connector and hazard switch connector.
3. Check continuity between BCM harness connector M18 terminal 29 and hazard switch harness connector M55 terminal 2.

   29 - 2 : Continuity should exist. 

   Fig 3: Check Continuity Between Connector M18 Terminal 29 And Connector M55 Terminal 2

   

OK or NG 

OK: GO TO 4.

NG: Repair harness or connector.

Check continuity between hazard switch harness connector M55 terminal 1 and ground.

Fig 4: Checking Continuity Between Connector M55 Terminal 1 And Ground

1 - Ground : Continuity should exist. 

OK or NG 

OK: GO TO 5.

NG: Repair harness or connector.

1. Disconnect hazard switch connector.
2. Check continuity of hazard switch.
   CONNECTOR TERMINAL CONTINUITY CHART
   
   

   Hazard switch		Condition	Continuity
   Terminal
   2	1	Hazard switch is ON	Yes
   		Hazard switch is OFF	No

   Fig 5: Checking Continuity Hazard Switch Terminals

   

OK or NG 

OK: Replace BCM if hazard warning lamps do not work after setting the connector again. Refer to "REMOVAL AND INSTALLATION ".

NG: Replace hazard switch. Refer to "REMOVAL AND INSTALLATION ".