DTC Logic
DTC | Trouble diagnosis name | DTC detecting condition | Possible causes |
U0073 |
Control Module Communication Bus "A" Off |
When the ignition switch is ON, TCM detects a bus-off error continuously for 2 seconds or more. | Harness or connector (CAN communication line is open or shorted) |
DTC CONFIRMATION PROCEDURE
1.PREPARATION BEFORE WORK
If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn the ignition switch OFF and wait for at least 10 seconds, then perform the next test.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
Is "U0073" detected?
YES >> Go to TM, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
For the diagnosis procedure, refer to LAN, "Trouble Diagnosis Flow Chart".
Work Procedure INSPECTION Inspect the amount of engine oil. Replenish the engine oil if necessary. Refer to LU, "Inspection". Drive for about 10 minutes to warm up the vehicle so ...
DTC Logic DTC DETECTION LOGIC DTC Trouble diagnosis name DTC detection condition Possible causes U0100 Lost Communication With ECM/PCM "A" When the ignition switch ...
Fuel efficient driving tips
Follow these easy-to-use Fuel Efficient Driving
Tips to help you achieve the most fuel economy
from your vehicle.
1. Use Smooth Accelerator and Brake
Pedal Application
Avoid rapid starts and stops.
Use smooth, gentle accelerator and
brake application whenever possible.
Maintain constan ...
P0744 Torque converter
Description
This DTC is detected when the torque converter clutch solenoid valve is
electrically normal but the torque converter
clutch does not engage. This is not due to an electrical malfunction (circuit
open or shorted), but is
instead due to a mechanical malfunction (sticking of the cont ...