Diagnosis Procedure

1. Turn ignition switch OFF.
2. Check that the following fuse is not blown (open).
   2.0L TURBO GASOLINE ENGINE
   
   

   Power source	Fuse No.	Capacity
   Battery	#82	15 A
   	#86	15 A
   Ignition switch ACC or ON	#93*	10 A

   * : Without navigation system

   VR30DDTT
   
   

   Power source	Fuse No.	Capacity
   Battery	#3	15 A
   	#5	15 A
   Ignition switch ACC or ON	#1*	10 A

   * : Without navigation system

Is the fuse blown (open)?

YES 

Replace fuse after repairing the applicable circuit.

NO 

GO TO STEP 2  .

Check the voltage between BOSE amp. harness connector and ground.

Is the inspection result normal?

YES 

GO TO STEP 3  .

NO 

Perform trouble diagnosis for battery power supply circuit.

1. Turn ignition switch ON.
2. Check the voltage between BOSE amp. harness connector and ground.

   Terminals			Voltage
   (+)		(-)
   BOSE amp.
   Connector	Terminal
   B55	56	Ground	Battery voltage

Is the inspection result normal?

YES 

GO TO STEP 4  .

NO 

Perform trouble diagnosis for accessory power supply circuit.

1. Turn ignition switch OFF.
2. Disconnect BOSE amp. harness connector.
3. Check the continuity between BOSE amp. harness connector and ground.

   Terminals			Continuity
   (+)		(-)
   BOSE amp.
   Connector	Terminal
   B53	7	Ground	Existed
   	28

Is the inspection result normal?

YES 

INSPECTION END

NO 

Repair or replace malfunctioning parts.