Diagnosis system (IPDM E/R)
U1000 CAN comm circuitAudio system
System Diagram
System Description
AUDIO SYSTEM
The audio system consists of the following components
AV control unit
Display unit
BOSE speaker amp.
Window antenna
Steering wheel audio control switches
A/C and AV switch assembly
Front door speakers
Tweeters
Center speaker
...
Harness connector
Description
HARNESS CONNECTOR (TAB-LOCKING TYPE)
The tab-locking type connectors help prevent accidental looseness
or disconnection.
The tab-locking type connectors are disconnected by pushing or
lifting the locking tab(s). Refer to the figure
below.
Refer to the next page for desc ...
Headlamp (LO) circuit
Description
The IPDM E/R (intelligent power distribution module engine room) controls the
headlamp low relay based on inputs from the BCM over the CAN communication
lines. When the headlamp low relay is energized, power flows through fuses 51
and 52, located in the IPDM E/R. Power then flows ...