Subaru IMPREZA 2002 Service Manual page 200

DIAGNOSTIC PROCEDURE FOR NO-DIAGNOSTIC TROUBLE CODE (DTC)
I
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
Step
CHECK GEAR POSITION.
1)Lift-up the vehicle and place safety stand.
CAUTION:
15.Diagnostic Procedure for No-Diagnostic Trouble Code (DTC)
A: CHECK GEAR POSITION.
Check
Does the transmission gear
correspond to the gear which
is shown on display?
Yes
30 to step 2.
On AWD models, raise all wheels off
ground.
2)Start the engine.
3)Move the select lever to "D", and drive the
vehicle.
4)Read the data of gear position using Subaru
Select Monitor.
*Gear position is indicated.
NOTE:
The speed difference between front and rear
wheels may light the ABS warning light, but this
indicates no malfunction. When the AT control
diagnosis is finished, perform the ABS memory
clearance procedure of on-board diagnostics
system. <Ref. to ABS-22, Clear Memory
Mode.>
I
CHECK VEHICLE.
No
Check shift sole-
noid 1 and shift
solenoid 2 signal
circuit. <Ref. to AT-
70, DTC 71 SHIFT
SOLENOID 1,
Diagnostic Proce-
dure with Diagnos-
tic Trouble Code
(DTC).> and <Ref.
to AT-74, DTC 72
SHIFT SOLE-
NOID 2, Diagnos-
tic Procedure with
Diagnostic Trou-
ble Code (DTC).>
s the target no6turbo model? 30 to step CHECK
=WD
;WITCH.<Ref. to
IWD SWITCH.,
liagnostic Proce-
lure for No-Diag-
iostic Trouble
;ode (DTC).>
4T-110, CHECK
Go to step CHECK
BRAKE SWITCH.
<Ref. to AT-1 12,
SWITCH., Diag-
nostic Procedure
for No-Diagnostic
Trouble Code
(DTC).>
CHECK BRAKE
AT-I 08