Description
Reclining switch is equipped to the power seat switch LH on the seat frame. The operation signal is input to the driver seat control unit when the reclining switch is operated.
Component Function Check
1.CHECK FUNCTION

Diagnosis Procedure
Regarding Wiring Diagram information, refer to ADP-150, "Wiring Diagram".
1. CHECK RECLINING SWITCH SIGNAL

2. CHECK RECLINING SWITCH CIRCUIT


3. CHECK DRIVER SEAT CONTROL UNIT OUTPUT
4. CHECK RECLINING SWITCH
Refer to ADP-51, "Component Inspection".
5. CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
Component Inspection
1. CHECK RECLINING SWITCH

Sliding switch
Lifting switch (front)Horn function
Description
Perform answer-back for each operation with horn.
Component Function Check
1. CHECK FUNCTION
Select HORN in "ACTIVE TEST" mode with CONSULT.
Check the horn (high/low) operation.
Diagnosis Procedure
1. CHECK HORN FUNCTION
Check horn function with horn switch
2. CHECK ...
Center speaker
Description
The AV control unit sends audio signals to the BOSE speaker amp. The BOSE
speaker amp. amplifies the
audio signals before sending them to the center speaker using the audio signal
circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. and s ...
B2603 shift position status
Description
BCM confirms the shift position with the following 2
signals.
CVT selector lever
P/N position switch
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B2603 is displayed with DTC
U1000, first perform the trouble diagnosis for DTC U1000. Refer to
...