"P" Range Test - Suzuki Grand Vitara XL-7 Service Manual

TROUBLESHOOTING
Condition
Higher than standard level in
each range each range
Lower than standard level in Lower than standard level in
each range each range
Lower than standard level
only in "D" range
Lower than standard level
only in "R" range

"P" RANGE TEST

1) Stop vehicle on a slope of 5 degrees or more, shift select lever to "P" range and at the same time apply parking
brake.
2) After stopping engine, depress brake pedal and release parking brake.
3) Then, release brake pedal gradually and check that vehicle remains stationary.
4) Depress brake pedal and shift select lever to "N" range.
5) Then, release brake pedal gradually and check that vehicle moves.
WARNING:
Before test, check to make sure no one is around vehicle or down on a slope and keep watchful for
safety during test.
Possible cause
Defective pressure control solenoid
valve
Defective primary regulator valve
Defective pressure control solenoid
valve
Primary regulator valve
Clogged oil strainer
Defective oil pump
Leakage from fluid pressure circuit
Leakage from "D" range fluid pressure
circuit
Leakage from "R" range fluid pressure
circuit
AUTOMATIC TRANSMISSION (4 A / T) 7B1-31
Correction
Inspect.
If NG, replace valve body assembly.
Replace valve body assembly.
Inspect.
If NG, replace valve body assembly.
Replace valve body assembly.
Wash strainer.
Inspect. If NG, replace.
Overhaul or replace valve body
assembly
Overhaul or replace valve body
assembly
Overhaul or replace valve body
assembly