DTC Description
DTC DETECTION LOGIC
DTC | CONSULT screen terms (Trouble diagnosis content) | DTC detection condition |
U0102 | LOST COMM (TRANSFER) (Lost Communication With Transfer Case Control Module) | When the ignition switch is ON, TCM is unable to receive the CAN communications signal from AWD control unit continuously for 2 seconds or more. |
POSSIBLE CAUSE
FAIL-SAFE
Not changed from normal driving
DTC CONFIRMATION PROCEDURE
1.PREPARATION BEFORE WORK
If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
Is “U0102” detected? YES >> Go to TM-104, "Diagnosis Procedure".
NO-1 >> To check malfunction symptom before repair: Refer to GI-41, "Intermittent Incident".
NO-2 >> Confirmation after repair: INSPECTION END
Diagnosis Procedure
For the diagnosis procedure, refer to LAN-17, "Trouble Diagnosis Flow Chart".
Engine compartment check locations
Engine compartment check locations
QR25DE engine
Engine coolant reservoir
Engine oil filler cap
Brake fluid reservoir
Battery
Air cleaner
Fuse/Fusible link box
Radiator cap
Engine oil dipstick
Drive belt location
...
Warning/indicator lights and audible reminders
Anti-lock Braking System (ABS)
warning light
Brake warning light
Charge warning light
Low tire pressure warning light
Low windshield washer fluid warning light (if so
equipped)
Master warning light
Power s ...
Meter system
Wiring diagram
...