1. Turn the ignition switch ON.
2. Check the voltage between the combination meter harness connector and the ground.
   

   Probe			Voltage
   (+)		(-)
   Combination meter		Ground
   Connector	Terminal
   M53	38

   
   

YES>>GO TO 2.

NO>>Replace the combination meter.

1. Turn the ignition switch OFF.
2. Disconnect the connectors of combination meter and fuel gauge unit (sub).
3. Check for continuity between the combination meter harness connector and the fuel gauge unit (sub) harness connector.
   

   Combination meter		Fuel gauge unit (sub)		Continuity
   Connector	Terminal	Connector	Terminal
   M53	38	B27	1	Existed

   
   
4. Check for continuity between the combination meter harness connector and the ground.
   

   Combination meter		Ground	Continuity
   Connector	Terminal
   M53	38		Not existed

   
   

YES>>GO TO 3.

NO>>Repair the harnesses or connectors.

1. Disconnect fuel gauge unit (main) connector.
2. Check for continuity between the fuel gauge unit (sub) harness connector and the fuel gauge unit (main) harness connector.
   

   Fuel gauge unit (sub)		Fuel gauge unit (main)		Continuity
   Connector	Terminal	Connector	Terminal
   B27	2	B225	2	Existed

   
   
3. Check for continuity between the fuel gauge unit (sub) harness connector and the ground.
   

   Fuel gauge unit (sub)		Ground	Continuity
   Connector	Terminal
   B27	2		Not existed

   
   

YES>>GO TO 4.

NO>>Repair the harnesses or connectors.

Check for continuity between the fuel gauge unit (main) harness connector and the combination meter harness connector.

Fuel gauge unit (main)		Combination meter		Continuity
Connector	Terminal	Connector	Terminal
B225	3	M53	18	Existed

YES>>INSPECTION END

NO>>Repair the harnesses or connectors.