Description
The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the tweeters using the audio signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit, BOSE speaker amp. and speaker connectors for the following:
2.HARNESS CHECK
3.TWEETER SIGNAL CHECK
4.HARNESS CHECK
connector B109.
5.TWEETER SIGNAL CH
BCM (body control module)
Reference Value
NOTE:
The Signal Tech II Tool (J-50190) can be used
to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
Activate and display TPMS
transmitter IDs
Display tire pressure reported by
the TPMS transmitter
...
Reclining sensor
Description
The reclining motor is installed to the seatback assembly.
The pulse signal is input to the driver seat control unit when the
reclining is operated.
The driver seat control unit counts the pulse and calculates the
reclining amount of the seat.
Component Function Check
1 ...
Magnet clutch
Description
SYSTEM DESCRIPTION
A/C auto amp. controls A/C compressor operation by ambient temperature and
signal from ECM.
Low Temperature Protection Control
A/C auto amp. will turn the A/C compressor ON or OFF as determined
by a signal detected by ambient sensor.
When ambient temperatur ...