Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT

3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the TCM. Refer to TM-126, "Wiring Diagram".
ABS branch line circuit
IPDM-E branch line circuitAV branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the AV control unit for
damage, bend and loose connection (unit
side and connector side).
2.CHECK HARNESS FOR OPEN CIRC ...
Microphone
Removal and Installation
REMOVAL
Remove the map lamp assembly. Refer to INL-84, "Removal and
Installation".
Detach the microphone connector (A).
Remove the map lamp covers (1), then remove the map lamp assembly
cover (2).
Release the microphone tabs (A), then remove the micr ...
Control unit
Removal and Installation
A/C AND AV SWITCH ASSEMBLY
Removal and Installation
The A/C and AV switch assembly is located in cluster lid C.
Refer to AV-481, "Removal and Installation" (BOSE W/COLOR
DISPLAY).
Refer to AV-652, "Removal and Installation" (BOSE W/COLOR DISPL ...