DTC Logic
DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE
1.PERFORM SELF DIAGNOSTIC RESULT
1. If there is a device connected to the USB interface, disconnect it.
2. Turn ignition switch ON and wait for 2 seconds or more.
3. Perform Self Diagnostic Result for MULTI AV.
Is DTC U1263 displayed?
YES >> Refer to AV "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.CHECK USB INTERFACE HARNESS
Visually inspect USB interface harness. Refer to AV "Removal and Installation".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace USB interface harness. Refer to AV "Removal and Installation".
2.CHECK USB INTERFACE HARNESS
Check USB interface harness. Refer to AV "Diagnosis Procedure".
Is the inspection result normal?
YES >> Replace AV control unit. Refer to AV "Removal and Installation".
NO >> Replace USB interface harness. Refer to AV "Removal and Installation".
U1258 Satellite radio antennaDTC Logic DTC DETECTION LOGIC Diagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.SATELLITE ANTENNA INSPECTION Visually inspect ...

DTC Logic DTC DETECTION LOGIC Diagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.ANTENNA AMP. INSPECT ...
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.
...
U0100 Lost communication (ECM A)
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 is ON,
TCM is unable to receive the
CAN communications signal
from ECM continuously for 2
...