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 ...
Fuel filler cap warning system
FUEL FILLER CAP WARNING SYSTEM : System Diagram
FUEL FILLER CAP WARNING SYSTEM : System Description
INPUT/OUTPUT SIGNAL CHART
Input
Unit/Sensor
Input signal to ECM
ECM function
EVAP control system pressure sensor
Pressure in purge line
Fuel filler cap warning cont ...
Low tire pressure warning lamp
does not turn on
Diagnosis Procedure
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following
functions. Refer to the Signal Tech II
User Guide for additional information.
Activate and display TPMS transmitter IDs
Display tire pressure reported by the TPMS transmitter
Read TPMS DTCs
...