8409431

Component Inspection

■ Component Check

IG key "OFF".

Disconnect pressure sensor connector.

Measure resistance between terminals of pressure sensor connector.

Terminal	Power <-> Signal	Power <-> Ground	Signal <-> Ground
Resistance( ㏀)	1.7 ~ 2.8	2.8~4.1	1.9 ~ 2.8

Is the measured value normal?

	▶ Substitute with a known-good "4WD ECU' and check for proper operation. If the problem is corrected, replace '4WD ECU' and then go to "Verification of Vehicle Repair" procedure.
	▶ Substitute with a known-good "Pressur sensor(Coupling)" and check for proper operation. If the problem is corrected, replace "Pressur sensor(Coupling)" and then go to "Verification of Vehicle Repair" procedure.