TROUBLE DIAGNOSES — Electrical Components Inspection: Inspection of A/T Control Unit

AT-62spec table

Applicable to A/T (automatic transmission) equipped vehicles only.

Electrical Components Inspection

1
Measure voltage between each terminal and terminal 31 or 32 by following "A/T CONTROL UNIT INSPECTION TABLE".
SAT842B
2
Pin connector terminal layout.
SAT818A

Terminal No.	Item	Condition	Judgement standard
1	Inhibitor "2" range switch	When setting selector lever to "D" range.	Battery voltage
1	Inhibitor "2" range switch	When setting selector lever to other ranges.	1V or less
2	Inhibitor "1" range switch	When setting selector lever to "1" range.	Battery voltage
2	Inhibitor "1" range switch	When setting selector lever to other ranges.	1V or less
3	—	—	—
4	Idle switch (in throttle valve switch)	When releasing accelerator pedal after warming up engine.	8 - 15V
4	Idle switch (in throttle valve switch)	When depressing accelerator pedal after warming up engine.	1V or less
5	—	—	—
6	—	—	—

ItemInhibitor "2" range switch

ConditionWhen setting selector lever to "D" range.

Judgement standardBattery voltage

ItemInhibitor "2" range switch

ConditionWhen setting selector lever to other ranges.

Judgement standard1V or less

ItemInhibitor "1" range switch

ConditionWhen setting selector lever to "1" range.

Judgement standardBattery voltage

ItemInhibitor "1" range switch

ConditionWhen setting selector lever to other ranges.

Judgement standard1V or less

Item—

Condition—

Judgement standard—

ItemIdle switch (in throttle valve switch)

ConditionWhen releasing accelerator pedal after warming up engine.

Judgement standard8 - 15V

ItemIdle switch (in throttle valve switch)

ConditionWhen depressing accelerator pedal after warming up engine.

Judgement standard1V or less

Item—

Condition—

Judgement standard—

Item—

Condition—

Judgement standard—