Wiring diagram
Audio systemECM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and
loose connection (unit side and connector
side).
- Models without automatic drive positione ...
Microphone
Removal and Installation
REMOVAL
Remove the front room/map lamp assembly. Refer to INL-84, "Removal and
Installation".
Detach the microphone connector (A).
Remove the front room/map lamp covers (1), then remove the
map lamp assembly cover (2).
Release t ...
B terminal circuit
Description
"B" terminal circuit supplies power to charge the battery and operate the
vehicle's electrical system.
Diagnosis Procedure
1.CHECK "B" TERMINAL CONNECTION
Turn ignition switch OFF.
Check if "B" terminal is clean and tight
2.CHECK "B" TERMINAL CIRCUIT
Check voltage between ...