TROUBLE DIAGNOSIS FOR SYMPTOMS
TF-51
C
E
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G
H
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MA
B
TF
While Driving, 4WD Warning Lamp Flashes Slowly (When Continuing to Flash
until Turning Ignition Switch OFF)
EDS001W0
NOTE:
Slow flashing: 1 time/2 seconds
DIAGNOSTIC PROCEDURE
1. CHECK TIRE
Check the following.
Tire pressure
Wear condition
Longitudinal tire size (There shall be no difference of tire size between front and rear tires.)
OK or NG
OK >> GO TO 2.
NG >> Drive at vehicle speed of 20 km/h (12 MPH) or more for 5 seconds or more after repairing or
replacing damaged parts. (Initialize improper size tire information.)
2. CHECK INPUT SIGNAL OF TIRE DIAMETER
With CONSULT-II
1. Start engine.
2. Drive at 20 km/h (12 MPH) or more for approx. 200 seconds.
3. Select “DATA MONITOR” mode for “ALL MODE AWD/4WD” with CONSULT-II.
4. Check monitor “DIS-TIRE MONI”.
Display of
“DIS-TIRE MONI”
“0-4mm”>>INSPECTION END
Except for “0-4mm”>>GO TO 3.
3. CHECK 4WD CONTROL UNIT
Check 4WD control unit input/output signal. Refer to TF-28, "
4WD Control Unit Input/Output Signal Reference
Va l u e s" .
OK or NG
OK >> GO TO 4.
NG >> Check 4WD control unit pin terminals for damage or loose connection with harness connector. If
any items are damaged, repair or replace damaged parts.
4. SYMPTOM CHECK
Check again.
OK or NG
OK >>INSPECTION END
NG >> Replace 4WD control unit.
SDIA1900E
