Preliminary Check
1. FOREIGN OBJECTS
Check the following:
Are there any foreign objects that could be causing interference?
2. WIRING CONNECTIONS
Are any connectors damaged or loose?
3. POWER AND GROUND
Check power supply and ground circuits for control unit. Refer to ADP-47, "DRIVER SEAT CONTROL UNIT : Diagnosis Procedure".
Is the inspection result normal?
Special Repair Requirement
Refer to Owner's Manual for Automatic Drive Positioner system operating instructions.
Diagnosis and repair workflowIgnition Coil
Exploded View
Ignition coil
Spark plug
Rocker cover (RH)
Rocker cover (LH)
Removal and Installation (LH)
REMOVAL
Remove engine room cover. Refer to EM-23, "Removal and Installation".
Disconnect ignition coil harness connector.
Remove the ignition coil.
CAUTION: Do not sh ...
RGB area (YS) signal circuit
Description
Transmits the display area of RGB image displayed by AV control unit with RGB
area (YS) signal to display
unit.
Diagnosis Procedure
1.CHECK CONTINUITY RGB AREA (YS) SIGNAL CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M141 and AV control unit
con ...
ASCD indicator
Description
ASCD indicator lamp illuminates to indicate ASCD operation status. CRUISE is
integrated in combination
meter.
CRUISE illuminates when MAIN switch on ASCD steering switch is turned ON to
indicated that ASCD system
is ready for operation.
Refer to EC-68, "System Diagram ...