Diagnosis Procedure

1. Turn ignition switch OFF.
2. Disconnect inverter unit connector and AC 120 V outlet main switch connector.
3. Check for continuity between the inverter unit harness connector and AC 120 V outlet main switch harness connector.

   Inverter unit		AC 120 V outlet main switch		Continuity
   Connector	Terminal	Connector	Terminal
   M143	6	M144	3	Existed

4. Check for continuity between inverter unit harness connector and ground.

   Inverter unit		Ground	Continuity
   Connector	Terminal
   M143	6		Not existed

Is the inspection result normal?

YES 

GO TO STEP 2. 

NO 

Repair the harnesses or connectors.

1. Connect inverter unit connector and AC 120 V outlet main switch connector.
2. Turn ignition switch ON.
3. AC 120 V outlet main switch ON.
4. Check for voltage between the inverter unit harness connector and ground.

   Terminals			Condition	Voltage (Approx.)
   (+)		(-)
   Inverter unit		Ground	AC 120 V outlet main switch
   Connector	Terminal
   M143	6		OFF	0 V
   			ON	Battery voltage

Is the inspection result normal?

YES 

INSPECTION END

NO 

GO TO STEP 3. 

1. Turn ignition switch OFF.
2. Remove AC 120 V outlet main switch.
3. Check AC 120 V outlet main switch. Refer to COMPONENT INSPECTION .

Is the inspection result normal?

YES 

INSPECTION END

NO 

Replace AC 120 V outlet main switch.