System Diagr
SUNROOF
System Description
SUNROOF SYSTEM
INPUT/OUTPUT SIGNAL CHART
SUNROOF OPERATION
AUTO OPERATION
Sunroof AUTO feature makes it possible to slide open and slide close or tilt up and tilt down the sunroof without holding the sunroof switch in the slide open/tilt down or slide close/tilt up position.
RETAINED POWER OPERATION
Retained power function cancel conditions
ANTI-PINCH FUNCTION
The CPU of sunroof motor assembly monitors the sunroof motor operation and the sunroof position (fullyclosed or other) by the signals from sunroof motor.
When sunroof motor detects an interruption during the following slide close and tilt down operation, sunroof switch controls the motor for open and the sunroof will operate until full up position (when tilt down operates) or 150 mm (5.91 in) or more in an open direction (when slide close operates):
Component Parts Location
Component Description
RGB (R: red) signal circuit
Description
Transmit the image displayed with AV control unit with RGB signal to the
display unit.
Diagnosis Procedure
1.CHECK CONTINUITY RGB (R: RED) SIGNAL CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M141 and AV control unit
connector
M154.
Check cont ...
B2555 stop lamp
Description
BCM detects the stop lamp status and confirms the stop
lamp switch ON/OFF status. BCM confirms the
engine start condition according to the stop lamp switch ON/OFF status.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
  ...
U1000 CAN comm circuit
Description
Refer to LAN-24, "CAN Communication Signal Chart".
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detecting condition
Possible cause
U1000
CAN COMM CIRCUIT
Driver seat control unit cannot communicate to other control
units.
...