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 |
Cursor or Map Rotates when Vehicle Stopped
PROCEDURE
1.
CHECK CONDITION
(a) Check with the customer if the vehicle has been turned by a turntable.
OK:
Vehicle has not been turned by a turntable.
HINT:
If the vehicle is turned on a turntable with the ignition switch ON,
the system ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
Steering Angle Sensor Internal Circuit (C1433)
DESCRIPTION
Steering angle sensor (spiral cable with sensor sub-assembly) signals are sent
to the skid control ECU (master cylinder solenoid) via the CAN communication system.
When there is a malfunction in the CAN communication system, it is detected by the
steering angle sensor (spiral cabl ...