TROUBLE DIAGNOSES
AT-61flowchartApplicable to A/T (Automatic Transmission) equipped vehicles only.
Diagnostic Procedure 18
SYMPTOM: A/T does not shift from D3 to 2_2 when changing selector lever from "D" to "2" range.
Diagnostic Procedure 18
1
Does self-diagnosis show damage to inhibitor switch circuit after cruise test?
No
Go to Diagnostic Procedure 9.
Yes
2
Check inhibitor switch circuit. — Refer to "Self-diagnosis".
Diagnostic Procedure 19
SYMPTOM: A/T does not shift from 2_2 to 1_1 when changing selector lever from "2" to "1" range.
Diagnostic Procedure 19
1
Does self-diagnosis show damage to inhibitor switch after cruise test?
Yes
Check inhibitor switch circuit. — Refer to "Self-diagnosis".
No
2
Check again.
N.G.
1. Perform A/T control unit input/output signal inspection. 2. If N.G., recheck A/T control unit pin terminals for damage or connection of A/T control unit harness connector.
1. Perform A/T control unit input/output signal inspection. 2. If N.G., recheck A/T control unit pin terminals for damage or connection of A/T control unit harness connector.
O.K.
INSPECTION END
Diagnostic Procedure 20
SYMPTOM: Vehicle does not decelerate by engine brake when shifting from 2_2 (1_2) to 1_1.
Diagnostic Procedure 20
1
Is diagnostic procedure 6 O.K.?
No
Go to Diagnostic Procedure 6.
Yes
2
Go to Diagnostic Procedure 15.
See also
Self-diagnosis · Diagnostic Procedure 6 · Diagnostic Procedure 9 · Diagnostic Procedure 15