Component Function Check

Turn ignition switch OFF, and restart engine.

Does the engine start? 

YES-1 >>

With M.U.T.-III SE:

GO TO 2 

YES-2 >>

Without M.U.T.-III SE:

GO TO  3

NO >>

Refer to Diagnosis Procedure DTC DIAGNOSIS PROCEDURE .

With M.U.T.-III SE

1. Perform "POWER BALANCE" in "ACTIVE TEST" mode with M.U.T.-III SE.
2. Check that each circuit produces a momentary engine speed drop.

   Is the inspection result normal? 

   YES >>

   INSPECTION END

   NO >>

   Refer to Diagnosis Procedure DTC DIAGNOSIS PROCEDURE .

Without M.U.T.-III SE

1. Let engine idle.
2. Read the voltage signal between ECM harness connector terminals with an oscilloscope.

   ECM				Voltage signal
   +		-
   Connector	Terminal	Connector	Terminal
   F51	35	E16	160	Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
   	44
   	33
   	36

   NOTE: The pulse cycle changes depending on rpm at idle.

Is the inspection result normal? 

YES >>

INSPECTION END

NO >>

Refer to Diagnosis Procedure DTC DIAGNOSIS PROCEDURE .