Time Lag Test: Troubleshooting

WARNING: This page is about a different variant/trim than selected.

TROUBLESHOOTING CHART

Condition	Possible Cause	Action
"N"-->"D" time lag exceeds specification	Malfunction of pressure control solenoid valve (Low line pressure)	Inspect. If NG, replace valve body assembly .
	Malfunction of primary regulator valve (Low line pressure)	Replace valve body assembly .
	Clogged oil strainer	Replace .
	Faulty oil pump	Inspect. If NG, replace .
	Faulty forward clutch	Inspect. If NG, replace .
	Faulty one-way No. 3 clutch	Inspect. If NG, replace .
	Leakage from "D" range fluid pressure circuit	Overhaul or replace valve body assembly .
"N"-->"R" time lag exceeds specification	Malfunction of pressure control solenoid valve (Low line pressure)	Inspect. If NG, replace valve body assembly .
	Malfunction of primary regulator valve (Low line pressure)	Replace valve body assembly .
	Clogged oil strainer	Replace .
	Faulty oil pump	Inspect. If NG, replace .
	Faulty reverse clutch	Inspect. If NG, replace .
	Faulty 1st and reverse brake	Inspect. If NG, replace .
	Faulty one-way No. 1 clutch	Inspect. If NG, replace .
	Leakage from "R" range fluid pressure circuit	Overhaul or replace valve body assembly .