DTC DETECTION LOGIC
NOTE: If DTC B2110 is displayed with DTC U1000, first perform the trouble
diagnosis for DTC U1000. Refer to BCS "DTC Logic".

DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Shift selector lever to the P position.
2. Turn ignition switch ON and wait 1 second or more.
3. Shift selector lever to the N position and wait 1 second or more.
4. Shift selector lever to the position other than P and N, and wait 1 second or more.
5. Check DTC in Self Diagnostic Result mode of IPDM E/R using CONSULT.
Is DTC detected?
YES >> Go to SEC "Diagnosis Procedure".
NO >> Inspection End.
Regarding Wiring Diagram information, refer to SEC "Wiring Diagram".
1.CHECK DTC OF BCM
Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?
YES >> Perform the trouble diagnosis related to the detected DTC. Refer to BCS-48, "DTC Index".
NO >> GO TO 2.
2.CHECK IPDM E/R SIGNAL CIRCUIT OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Disconnect transmission range switch connector.
4. Check continuity between IPDM E/R harness connector and transmission range
switch harness connector.
5. Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES >> Replace IPDM E/R. Refer to PCS "Removal and Installation".
NO >> Repair or replace harness.
SYMPTOM DIAGNOSIS
Compression pressure
Inspection
Warm up engine and then turn it off.
Release fuel pressure.
Remove ignition coil and spark plug from each cylinder.
Connect engine tachometer (not required in use of CONSULT).
Install compression gauge (B) with an adapter (A) (commercial
service tool) onto spark plug hole.
...
P0743 Torque converter
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P0743
Torque Converter Clutch Circuit
Electrical
The following diagnosis conditions
are met, and the TCM
torque converter clutch solenoid
valve current monito ...