Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT

3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the A/C auto amp. Refer to the following.
M&A branch line circuit
STRG branch line circuitCluster lid A
Removal and Installation
REMOVAL
Using a suitable tool, gently remove the instrument side finisher
LH (1).
Remove the instrument lower panel LH (1).
Open the fuse block cover and remove the instrument lower panel
screw (A).
Disconnect the harness connectors and aspirator hose. ...
Diagnosis system (BCM)
COMMON ITEM
COMMON ITEM : CONSULT Function (BCM - COMMON ITEM)
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BCM.
SYSTEM APPLICATION
BCM can perform the following functions.
BCM
BCM : CONSULT Function (BCM - BCM)
ECU IDENTIFICATION
The BCM part ...
ECU diagnosis information
CLIMATE CONTROLLED SEAT CONTROL UNIT
Reference Value
TERMINAL LAYOUT
PHYSICAL VALUES
Fail-safe
Climate controlled seat control unit equips fail-safe function.
When a malfunction occurs in the systems shown as per the following,
climate controlled seat control unit
stops output. ...