Road Test - Suzuki Grand Vitara Manual

5A-30 Automatic Transmission/Transaxle:
Step
6 Perform "Time Lag Test"
Is it OK?
7 Perform "Line Pressure Test"
Is it OK?
8 1) Proceed to "Trouble Diagnosis 1" in "A/T Symptom
Diagnosis: ".
Is trouble identified?
9 1) Proceed to "Trouble Diagnosis 2" in "A/T Symptom
Diagnosis: ".
Is trouble identified?

Road Test

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
Condition
Unable to run in all range Faulty oil pump
Unable to run in reverse
position
→
1 2 upshift fails to occur Malfunction of transmission range
→
2 3 upshift fails to occur Malfunction of transmission range
→
3 4 upshift fails to occur Malfunction of transmission range
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Action
Possible cause
Seized or broken planetary gear
Faulty torque converter
Damaged drive plate
Faulty valve body component
Faulty direct clutch
Faulty reverse brake
sensor
Maladjust shift control cable
Faulty valve body component
Faulty second brake
Faulty one-way No.1 clutch
sensor
Faulty valve body component
Faulty direct clutch
sensor
Faulty valve body component
Faulty O/D brake
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Yes
Go to Step 7.
Go to Step 8.
Repair or replace faulty
parts.
Repair or replace faulty
parts.
Correction / Reference Item
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Replace valve body assembly.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Adjust.
Replace valve body component.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Replace valve body component.
Inspect. If NG, replace.
Inspect. If NG, replace.
Replace valve body component.
Inspect. If NG, replace.
No
Proceed to
"Troubleshooting" in
"Time Lag Test: ".
Proceed to
"Troubleshooting" in
"Line Pressure Test: ".
Go to Step 9.
Proceed to "Trouble
Diagnosis 3" in "A/T
Symptom Diagnosis: ".
S5JB0A5104012