DTC Logic
DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE
1.PREPARATION BEFORE WORK
If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.
2.PERFORM DTC CONFIRMATION PROCEDURE
Diagnosis Procedure
For the diagnosis procedure, refer to LAN-15, "Trouble Diagnosis Flow Chart".
U1000 CAN comm circuitSteering switch
Description
When one of the steering wheel audio control switches is pushed, the
resistance in the steering wheel audio
control switch circuit changes, depending on which button is pushed.
Diagnosis Procedure
1.CHECK STEERING SWITCH RESISTANCE
Disconnect steering switch connector M88. ...
Sliding motor
Description
The sliding motor LH is installed to the seat frame.
The sliding motor LH is activated with the driver seat control unit.
The seat is slid forward/backward by changing the rotation direction of
sliding motor LH.
Component Function Check
1. CHECK FUNCTION
Select "SEAT S ...
Sound signal circuit
SATELLITE RADIO TUNER
SATELLITE RADIO TUNER : Description
Left and right channel audio signals are supplied from the satellite radio
tuner to the AV control unit through
the sound signal circuits.
SATELLITE RADIO TUNER : Diagnosis Procedure
LEFT CHANNEL
1.CHECK HARNESS
Turn ignition ...