Reference Values
TERMINAL LAYOUT

PHYSICAL VALUES

Audio unit
Subwoofer AMPB210F transmission range switch
Description
IPDM E/R confirms the shift position with the following
signals.
Transmission range switch
Shift position signal from BCM (CAN)
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B210F is displayed with DTC
U1000, first perform the trouble diagnosi ...
U121D AV control unit
DTC Logic
Diagnosis Pro
1.CHECK PLAYBACK OF A DISK (CD)
U121E AV CONTROL UNIT
DTC Logic
Diagnosis Procedure
1.CHECK PLAYBACK OF A DISK (CD)
U1225 AV CONTROL UNIT
DTC Logic
DTC DETECTION LOGIC
...
AMP on signal circuit
Description
When the audio system is turned on, a voltage signal is supplied from the
audio unit to the BOSE speaker amp. When this signal is received, the BOSE
speaker amp. will turn on.
Diagnosis Procedure
1.CHECK AMP ON SIGNAL (BOSE SPEAKER AMP)
Turn audio system ON.
Check volta ...