DESCRIPTION
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1532 |
When one of the conditions below is met:
|
|
B156C |
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
After replacing the stereo component tuner assembly of vehicles subscribed to pay-type satellite radio broadcasts, XM radio ID registration is necessary. (w/ SDARS System)
PROCEDURE
1. |
CHECK DTC |
(a) Clear the DTCs (See page ).
(b) Check for DTCs (See page ).
OK:
No DTCs are output.
OK | ![]() |
USE SIMULATION METHOD TO CHECK |
|
2. |
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - STEREO COMPONENT TUNER ASSEMBLY) |
(a) Disconnect the N19, N27 and N28 navigation receiver assembly connectors.
(b) Disconnect the S52, S53 and S54 stereo component tuner assembly connectors.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
N27-1 (USV4) - S53-1 (USV4) |
Always |
Below 1 Ω |
N27-2 (US4-) - S53-2 (US4-) |
Always |
Below 1 Ω |
N27-3 (US4+) - S53-3 (US4+) |
Always |
Below 1 Ω |
N27-4 (UGO4) - S53-4 (UGO4) |
Always |
Below 1 Ω |
N27-5 (USG4) - S53-5 (USG4) |
Always |
Below 1 Ω |
N19-4 (+B2) - S52-4 (+B) |
Always |
Below 1 Ω |
N19-3 (ACC2) - S52-3 (ACC2) |
Always |
Below 1 Ω |
N19-8 (GND2) - S52-8 (GND2) |
Always |
Below 1 Ω |
N28-1 (LVDS) - S54-1 (LVDS) |
Always |
Below 1 Ω |
N27-1 (USV4) - Body ground |
Always |
10 kΩ or higher |
N27-2 (US4-) - Body ground |
Always |
10 kΩ or higher |
N27-3 (US4+) - Body ground |
Always |
10 kΩ or higher |
N27-4 (UGO4) - Body ground |
Always |
10 kΩ or higher |
N27-5 (USG4) - Body ground |
Always |
10 kΩ or higher |
N19-4 (+B2) - Body ground |
Always |
10 kΩ or higher |
N19-3 (ACC2) - Body ground |
Always |
10 kΩ or higher |
N19-8 (GND2) - Body ground |
Always |
10 kΩ or higher |
N28-1 (LVDS) - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
CHECK NO. 1 NAVIGATION WIRE |
(a) Replace the No. 1 navigation wire with a known good one (See page
).
(b) Clear the DTCs (See page ).
(c) Check for DTCs (See page ).
OK:
No DTCs are output.
OK | ![]() |
END (NO. 1 NAVIGATION WIRE WAS DEFECTIVE) |
|
4. |
CHECK STEREO COMPONENT TUNER ASSEMBLY |
(a) Replace the stereo component tuner assembly with a known good one (See page
).
(b) Clear the DTCs (See page ).
(c) Check for DTCs (See page ).
OK:
No DTCs are output.
OK | ![]() |
END (STEREO COMPONENT TUNER ASSEMBLY IS DEFECTIVE) |
NG | ![]() |
REPLACE NAVIGATION RECEIVER ASSEMBLY |
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT GARAGE DOOR OPENER
(a) Press each switch and check that the red LED turns on. If one or
more of the switches does not turn on the LED, confirm normal operation
of the fuse and wire harness. If the fuse and wire harness are malfunctioni ...
Front Airbag Sensor LH Circuit Malfunction (B1615/14)
DESCRIPTION
The front airbag sensor LH consists of parts such as the diagnostic circuit and
the frontal detection sensor.
When the airbag sensor assembly receives signals from the frontal deceleration
sensor, it determines whether or not the SRS should be activated.
DTC B1615/14 is set when a ...
Stereo Component Amplifier Disconnected (B15D3)
DESCRIPTION
The navigation receiver assembly and stereo component amplifier assembly are
connected by the AVC-LAN communication line.
When an AVC-LAN communication error occurs between the navigation receiver assembly
and stereo component amplifier assembly, this DTC will be stored.
...