PREPARATION
Special Service Tools

Commercial Service Tools

PrecautionAudio system
System Diagram
System Description
AUDIO SYSTEM
The audio system consists of the following components
AV control unit
Display unit
Window antenna
Steering wheel audio control switches
A/C and AV switch assembly
Front door speakers
Tweeters
Rear door speakers
Subwoofers
Whe ...
Seat belt buckle switch signal circuit
Description
Transmits a seat belt buckle switch LH signal to the combination meter.
Component Function Check
1. CHECK COMBINATION METER INPUT SIGNAL
Start engine.
Monitor seat belt warning lamp while fastening and unfastening the
driver seat belt.
Diagnosis Procedure
Regarding Wiring ...
B210D starter relay
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B210D is displayed with DTC
U1000, first perform the trouble diagnosis for DTC U1000. Refer to
SEC-29, "DTC Logic".
If DTC B210D is displayed with DTC
U1010, first perform the trouble diagnosis for DTC U1010. Refer to
SEC-30, "D ...