Component Inspection (EGR Volume Control Valve)

With M.U.T.-III SE

1. Turn ignition switch ON (engine stopped).
2. Perform "EGR CONTROL VALVE" in "Actuator Test" (in "Special Function") mode of "ENGINE" using M.U.T.-III SE.
3. Set "EGR VALVE POSITION" to 0 deg, and check value "V1" of "EGR VALVE POSITION SEN".

Does "V1" become 0.5 ± 0.1 V  ?

YES >>

GO TO 2 

NO >>

Replace EGR volume control valve. Refer to REMOVAL AND INSTALLATION .

With M.U.T.-III SE

Set "EGR VALVE POSITION" to 70 deg, and check value "V2" of "EGR VALVE POSITION SEN".

Does "V1" become 3.6 ±0.25 V? 

YES >>

GO TO 3 

NO >>

Replace EGR volume control valve. Refer to REMOVAL AND INSTALLATION .

1. Turn ignition switch OFF
2. Remove EGR volume control valve. Refer to REMOVAL AND INSTALLATION .
3. Check the resistance between EGR volume control valve terminals.

Is the inspection result normal? 

YES >>

GO TO 4 

NO >>

Replace EGR volume control valve. Refer to REMOVAL AND INSTALLATION .

Check if any foreign objects interferes with EGR volume control valve.

Is the inspection result normal? 

YES >>

INSPECTION END

NO >>

Replace or replace error-detected parts.