DESCRIPTION
These DTCs are stored when a malfunction occurs in the extension module.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1552 |
Internal malfunction of the extension module |
Stereo component tuner assembly |
B158A |
Screen noise adjustment fails |
|
B15BA |
When either of the conditions below is met:
|
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 FOR DTC |
(a) Clear the DTCs (See page ).
(b) Check for DTCs (See page ).
OK:
No DTCs are output.
OK | ![]() |
USE SIMULATION METHOD TO CHECK |
NG | ![]() |
REPLACE STEREO COMPONENT TUNER ASSEMBLY |
Headlight Dimmer Switch Circuit
DESCRIPTION
The main body ECU (multiplex network body ECU) receives the following switch
information:
Light control switch position is off (DRL OFF), tail, head or AUTO (DRL).
Dimmer switch position is high, low or high flash (pass).
Front fog light switch position is on or off ...
Precaution
PRECAUTION
1. EXPRESSIONS OF IGNITION SWITCH
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch
(Position)
...
Certification ECU Vehicle Information Reading/Writing Process Malfunction (B15F7)
DESCRIPTION
This DTC is stored when items controlled by the certification ECU (smart key
ECU assembly) cannot be customized via the audio and visual system vehicle customization
screen.
HINT:
The certification ECU (smart key ECU assembly) controls the smart key system
related items that are ...