DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
U1044 | ENG COMM CIRCUIT (Engine communication circuit | A signal voltage of LIN communication between ECM and generator is excessively low or excessively high |
POSSIBLE CAUSE
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted. always perform the following procedure before conducting the next test.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
Is DTC detected? YES >> Proceed to EC-173, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK LIN COMMUNICATION CIRCUIT
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace error-detected parts.
2.REPLACE GENERATOR
Is DTC detected again? YES >> Replace ECM. Refer to EC-499, "Removal and Installation".
NO >> INSPECTION END
FM radio reception
Range: FM range is normally limited to 25 – 30 mi
(40 – 48 km), with monaural (single channel) FM
having slightly more range than stereo FM. External
influences may sometimes interfere with FM
station reception even if the FM station is within
25 mi (40 km). The strength of the FM signal is ...
DTC/circuit diagnosis
U0121 VDC CAN 2
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC U0121 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to DAS-
106, "DISTANCE SENSOR : DTC Logic".
CONSULT Display
DTC Detection Condition
Possible Cause
...
Overview
Engines with 4 or 6 cylinders
Vehicle identification number
Filler neck for washer fluid
Jump-starting, negative battery terminal
Jump-starting, positive battery terminal
Oil filler neck
Coolant reservoir, auxiliary cooling
Coolant reservoir, engine
8-cylinder engine
Filler neck for was ...