Subaru Impreza 2002 Service Manual page 3737

DIAGNOSTICS CHART WITH TROUBLE CODE
CRUISE CONTROL SYSTEM (DIAGNOSTICS)
F: DTC 38 MOTOR DRIVE SHAFT DOES NOT ENGAGE PROPERLY.
Step
1 CHECK ACTUATOR MOTOR.
1)Turn the ignition switch to OFF.
2)Disconnect the harness connector from
cruise control actuator.
3)Remove the cruise control actuator from
mounting bracket.
4)Pull the cable by hand to check for loose-
ness or status of inner gear engagement.
G: DTC 39 MOTOR IS OVERLOADED.
Step
1 CHECK THE OPERATING CURRENT TO AC-
TUATOR MOTOR.
1)Connect the Subaru Select Monitor to data
link connector.
2)Try to drive the vehicle while operating the
cruise control system.
3)Check the operation current to the cruise
control actuator motor.
Check
Are foreign particles caught in
the inner gear or does inner
gear engage and disengage
improperly?
Check
Is the current more than 10A? Replace the cruise
CC-38
Yes
Replace the cruise Check the cruise
control actuator. control cable
<Ref. to CC-3, adjustment.<Ref.
Actuator.> to CC-5, CABLE
FREE PLAY, Gen-
eral Description.>
Yes
Check the power
control module. supply circuit.
<Ref. to CC-4, <Ref. to CC-16,
Cruise Control CHECK POWER
Module.> SUPPLY, Diag-
nostics Chart with
Symptom.>
No
No