DTC Logic
DTC DETECTION LOGIC

Diagnosis Procedure
Regarding Wiring Diagram information, refer to AV "Wiring Diagram".
1.ANTENNA AMP. INSPECTION
Visually inspect the antenna base (antenna amp.) and antenna feeder. Refer to AV "Feeder Layout".
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace malfunctioning components.
2.CHECK CONTINUITY BETWEEN AV CONTROL UNIT AND ANTENNA BASE
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M102 and antenna base connector M351.
3. Check continuity between AV control unit connector M102 and antenna base
connector M351.
4. Check continuity between AV control unit connector M102 and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace harness or connectors.
3.CHECK AV CONTROL UNIT VOLTAGE
1. Connect AV control unit connector M102.
2. Turn ignition switch ON.
3. Check voltage between AV control unit connector M102 and ground.
Is the inspection result normal?
YES >> Replace antenna base. Refer to AV "Removal and Installation".
NO >> Replace AV control unit. Refer to AV "Removal and Installation".
U1263 USBDTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PERFORM SELF DIAGNOSTIC RESULT 1. If there is a device connected to the USB interface, disc ...

DTC Logic DTC DETECTION LOGIC CONSULT Display DTC Detection Condition Possible Cause Configuration Error [U12AA] AV control unit is not properly configured or configurati ...
Fuel pressure check
Work Procedure
FUEL PRESSURE RELEASE
1.FUEL PRESSURE RELEASE
With CONSULT
Turn ignition switch ON.
Perform "FUEL PRESSURE RELEASE" in "WORK SUPPORT" mode with CONSULT.
Start engine.
After engine stalls, crank it two or three times to release all fuel
pressure.
Turn ignition switc ...
Additional service when replacing
TCM
Description
Always perform the following items when the TCM is replaced.
LOADING OF THE CALIBRATION DATA
The TCM acquires calibration data (individual characteristic value) of
each solenoid that is stored in the
ROM assembly (in the control valve). This enables the TCM to perform
accur ...