Diagnosis Procedure

Perform trouble diagnosis for ECM power supply and ground circuit. Refer to Diagnosis Procedure DTC DIAGNOSIS PROCEDURE .

Is the inspection result normal? 

YES >>

GO TO 2 

NO >>

Repair or replace error-detected parts.

1. Turn ignition switch OFF.
2. Disconnect EVAP control system pressure sensor harness connector.
3. Turn ignition switch ON.
4. Check the voltage between EVAP control system pressure sensor harness connector and ground.

   +		-	Voltage (Approx.)
   EVAP control system pressure sensor
   Connector	Terminal
   C51	3	Ground	5V

Is the inspection result normal? 

YES >>

INSPECTION END

NO >>

GO TO 3 

1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between EVAP control system pressure sensor harness connector and ECM harness connector.

   +		+		Continuity
   EVAP control system pressure sensor		ECM
   Connector	Terminal	Connector	Terminal
   C51	3	E16	133	Existed

Is the inspection result normal? 

YES >>

GO TO 4 

NO >>

Repair open circuit.

1. Disconnect following sensors harness connector.
2. Check harness for short to power and short to ground, between the following terminals.

   ECM		Sensor
   Connector	Terminal	Name	Connector	Terminal
   E16	133	EVAP control system pressure sensor	C51	3

Is the inspection result normal? 

YES >>

GO TO 5 

NO >>

Repair short to ground or short to power in harness or connectors.

Check intermittent incident. Refer to INTERMITTENT INCIDENT .

Is the inspection result normal? 

YES >>

GO TO 6 

NO >>

Repair or replace error-detected parts.

1. Turn ignition switch ON.
2. Erase DTC.
3. Perform DTC confirmation procedure. Refer to DTC DESCRIPTION .

Is the 1st trip DTC P06E6 displayed again? 

YES >>

Replace ECM. Refer to ECM: REMOVAL & INSTALLATION .

NO >>

INSPECTION END