Suzuki GRAND VITARA User Manual

5A-30 Automatic Transmission/Transaxle:
Road Test
S5JB0A5104012
This test is to check if upshift, downshift and lock-up take place at specified speeds while actually driving vehicle on a
level road.
WARNING
!
• Carry out test in very little traffic area to prevent an accident.
• Test requires 2 persons, a driver and a tester.
1) Warm up engine.
2) With engine running at idle, shift select “D”.
3) Accelerate vehicle speed by depressing accelerator pedal gradually.
4) While driving in “D” range, check if gear shift and lock-up occur properly as shown in “Automatic Gear Shift Table:
”.
Troubleshooting
6 Perform “Time Lag Test”
Is it OK?
Go to Step 7. Proceed to
“Troubleshooting” in
“Time Lag Test: ”.
7 Perform “Line Pressure Test”
Is it OK?
Go to Step 8. Proceed to
“Troubleshooting” in
“Line Pressure Test: ”.
8 1) Proceed to “Trouble Diagnosis 1” in “A/T Symptom
Diagnosis: ”.
Is trouble identified?
Repair or replace faulty
parts.
Go to Step 9.
9 1) Proceed to “Trouble Diagnosis 2” in “A/T Symptom
Diagnosis: ”.
Is trouble identified?
Repair or replace faulty
parts.
Proceed to “Trouble
Diagnosis 3” in “A/T
Symptom Diagnosis: ”.
Step Action Yes No
Condition Possible cause Correction / Reference Item
Unable to run in all range Faulty oil pump Inspect. If NG, replace.
Seized or broken planetary gear Inspect. If NG, replace.
Faulty torque converter Inspect. If NG, replace.
Damaged drive plate Inspect. If NG, replace.
Faulty valve body component Replace valve body assembly.
Unable to run in reverse
position
Faulty direct clutch Inspect. If NG, replace.
Faulty reverse brake Inspect. If NG, replace.
1
→ 2 upshift fails to occur Malfunction of transmission range
sensor
Inspect. If NG, replace.
Maladjust shift control cable Adjust.
Faulty valve body component Replace valve body component.
Faulty second brake Inspect. If NG, replace.
Faulty one-way No.1 clutch Inspect. If NG, replace.
2
→ 3 upshift fails to occur Malfunction of transmission range
sensor
Inspect. If NG, replace.
Faulty valve body component Replace valve body component.
Faulty direct clutch Inspect. If NG, replace.
3
→ 4 upshift fails to occur Malfunction of transmission range
sensor
Inspect. If NG, replace.
Faulty valve body component Replace valve body component.
Faulty O/D brake Inspect. If NG, replace.

Suzuki GRAND VITARA Specifications

General

Brand	Suzuki
Model	GRAND VITARA
Category	Automobile
Language	English