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ELECTRIC POWER STEERING (EPS)
'"-22
DTC
14-04:
EPS ECU INTERNAL
CIRCUIT (POWER RELAY STUCK
OPEN) (REGULAR DIAGNOSIS)
Refer to EPS ECU INTERNAL CIRCUIT
(LOWER
FET
STUCK ON) TROUBLESHOOTING (page 25-20)
DTC 15-01: 4WD SELECTABLE
SYSTEM BLINKING
COMMUNICATION LINE (REGULAR
DIAGNOSIS)
NOTE
:
•
Before starting the troubleshooting, check the
connectors for loose contacts or corroded termi-
nals, and recheck the
DTC.
•
When this problem occurs, there are some of
problem of selectable 4WD system.
•
Question the customer about the conditions
when the problem occurred, and try to reproduce
the same conditions for troubleshooting. Find
out when the 4WD indicator came on, such as
during 4WD to 2WD selecting, 2WD to 4WQ
selecting, at what speed, etc.
1.
EPS ECU
system
inspection
t. Erase
the
OTC with
HOS
or
OLe
(page 25-11).
2. Perform the test ride.
3. Check the 4WD
indicator.
Does the
4WD
indicator blinking?
NO
- System
is
normal
at this time
YES
- Perform the troubleshooting for select-
able 4WD system. Erase the
Ole
for
EPS after repair of the selectable 4WD
system.
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