DESCRIPTION
This circuit provides power to the stereo component amplifier assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY POWER SOURCE) |
(a) Disconnect the stereo component amplifier assembly connectors. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S24-6 (GND) - Body ground |
Always |
Below 1 Ω |
S24-7 (E) - Body ground |
Always |
Below 1 Ω |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
S31-1 (+B) - S24-6 (GND) |
Always |
11 to 14 V |
S31-5 (+B2) - S24-6 (GND) |
Always |
11 to 14 V |
S23-12 (ACC) - S24-6 (GND) |
Ignition switch ACC |
11 to 14 V |
*a |
Front view of wire harness connector (to Stereo Component Amplifier Assembly) |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPAIR OR REPLACE HARNESS AND CONNECTOR |
Stop Light Relay Circuit (C1A4B)
DESCRIPTION
The skid control ECU (master cylinder solenoid)*1 or skid control ECU (brake
actuator assembly)*2 sends a stop light operation request signal to the stop light
relay (stop light switch assembly). If the skid control ECU (master cylinder solenoid)*1
or skid control ECU (brake actua ...
Disassembly
DISASSEMBLY
PROCEDURE
1. INSPECT FRONT PROPELLER SHAFT UNIVERSAL JOINT SPIDER BEARING
(a) Check the spider bearings for wear and damage.
(b) Check each spider bearing's axial play by turning the yoke while holding
the shaft tightly.
Maximum bearing axial play:
0 to 0.05 mm (0 to 0.002 i ...
SD Card Communication Malfunction (B158C)
DESCRIPTION
The navigation receiver assembly stores this DTC when the SD card cannot be mounted
when inserted into the SD card slot.
DTC Code
DTC Detection Condition
Trouble Area
B158C
The SD card cannot be mounted when inserted into t ...