YH4
GRAND
VITARA
AUTOMATIC TRANSMISSION (4 A/T) 7B1-21
AUTOMATIC TRANSMISSION DIAGNOSTIC FLOW TABLE
Refer to the following pages for the details of each step.
STEP
ACTION YES NO
1 Customer Complaint Analysis
1) Perform customer complaint analysis referring to
the next page.
Was customer complaint analysis performed
according to instruction on the next page?
Go to Step 2. Perform customer
complaint analysis.
2 Diagnostic Trouble Code (DTC) and Freeze Frame
Data Check, Record and Clearance
1) Check for DTC (including pending DTC) referring
to the next page.
Is there any DTC(s)?
1) Print DTC and
freeze frame data
or write them
down and clear
them by referring
to “DTC
Clearance” in this
section.
2) Go to Step 3.
Go to Step 4.
3 Visual Inspection
1) Perform visual inspection referring to the next page.
Is there any faulty condition?
1) Repair or replace
malfunction part.
2) Go to Step 11.
Go to Step 5.
4 Visual Inspection
1) Perform visual inspection referring to the next page.
Is there any faulty condition?
Go to Step 8.
5 Trouble Symptom Confirmation
1) Confirm trouble symptom referring to the next page.
Is trouble symptom identified?
Go to Step 6. Go to Step 7.
6 Rechecking and Record of DTC/Freeze Frame Data
1) Recheck for DTC and freeze frame data referring
to “DTC Check” in this section.
Is there any DTC(s)?
Go to Step 9. Go to Step 8.
7 Rechecking and Record of DTC/Freeze Frame Data
1) Recheck for DTC and freeze frame data referring
to “DTC Check” in this section.
Is there any DTC(s)?
Go to Step 9. Go to Step 10.
8 Automatic Transmission Basic Inspection and
Trouble Diagnosis Table
1) Check and repair according to “A/T Basic Check”
and “Trouble Diagnosis Table” in this section.
Are check and repair complete?
Go to Step 11. 1) Check and repair
malfunction part(s).
2) Go to Step 11.
9 Troubleshooting for DTC
1) Check and repair according to applicable DTC diag.
flow Table.
Are check and repair complete?
10 Check for Intermittent Problems
1) Check for intermittent problems referring to the next
page.
Is there any faulty condition?
1) Repair or replace
malfunction
part(s).
2) Go to Step 11.
Go to Step 11.
11 Final Confirmation Test
1) Clear DTC if any.
2) Perform final confirmation test referring to the next
page.
Is there any problem symptom, DTC or abnormal
condition?
Go to Step 6. End.
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