DESCRIPTION
The stereo component tuner assembly and the radio and display receiver assembly are connected by an LVDS communication line.
This DTC is stored when an LVDS communication error occurs between the stereo component tuner assembly and the radio and display receiver assembly.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1532 |
When any of the following conditions is met:
|
|
HINT:
Even if no malfunction is present, this DTC may be stored depending on the battery condition or engine start voltage.
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.
PROCEDURE
1. |
CHECK NO. 1 NAVIGATION WIRE (STEREO COMPONENT TUNER ASSEMBLY POWER SOURCE) |
(a) Disconnect the stereo component tuner assembly connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S52-8 (GND2) - 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 |
---|---|---|
S52-4 (+B2) - S52-8 (GND2) |
Always |
11 to 14 V |
S52-3 (ACC2) - S52-8 (GND2) |
Ignition switch ACC |
11 to 14 V |
*a |
Front view of wire harness connector (to Stereo Component Tuner Assembly) |
NG | ![]() |
GO TO STEP 4 |
|
2. |
REPLACE NO. 1 NAVIGATION WIRE |
(a) Replace the No. 1 navigation wire with a new or known good one (See page
).
(b) Clear the DTCs (See page ).
(c) Recheck for DTCs and check that no DTCs are output.
OK:
No DTCs are output.
OK | ![]() |
END |
|
3. |
REPLACE STEREO COMPONENT TUNER ASSEMBLY |
(a) Replace the stereo component tuner assembly with a new or known good one
(See page ).
(b) Clear the DTCs (See page ).
(c) Recheck for DTCs and check that no DTCs are output.
OK:
No DTCs are output.
OK | ![]() |
END |
NG | ![]() |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
4. |
CHECK NO. 1 NAVIGATION WIRE |
(a) Disconnect the R27 radio and display receiver assembly connector.
(b) Disconnect the S52 stereo component tuner assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
R27-4 (+B2) - S52-4 (+B2) |
Always |
Below 1 Ω |
R27-3 (ACC2) - S52-3 (ACC2) |
Always |
Below 1 Ω |
R27-8 (GND2) - S52-8 (GND2) |
Always |
Below 1 Ω |
R27-4 (+B2) - Body ground |
Always |
10 kΩ or higher |
R27-3 (ACC2) - Body ground |
Always |
10 kΩ or higher |
R27-8 (GND2) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
NG | ![]() |
REPLACE NO. 1 NAVIGATION WIRE |
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC (for TIRE PRESSURE WARNING ECU AND RECEIVER) (USING TECHSTREAM)
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Turn the Techstream on.
(e) Enter the following menus: Chassis / Tire Pressure Monito ...
Brake System (P157800)
DESCRIPTION
This DTC is stored when a malfunction is detected in the vehicle stability control
system.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
MIL
P157800
Brake System
While the igni ...
Theft Deterrent System is not Unset when Engine is Running
DESCRIPTION
The theft deterrent system is unset when the IG signal and engine speed signal
are input to the main body ECU (multiplex network body ECU) for 2 seconds or more
continuously.
The engine speed signal is sent from the ECM to the main body ECU (multiplex
network body ECU). For this ...