DESCRIPTION
These DTCs are stored when a malfunction occurs in the Navigation ECU.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
B1556 |
Extension Module Malfunction 2 |
When any of the following conditions is met:
|
Navigation ECU |
CAUTION / NOTICE / HINT
NOTICE:
When replacing the navigation ECU, always replace it with a new one. If a navigation ECU which was installed to another vehicle is used, the following may occur:
PROCEDURE
1. |
CHECK DTC |
(a) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs(b) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble CodesOK:
No DTCs are output.
OK |
USE SIMULATION METHOD TO CHECK |
NG |
REPLACE NAVIGATION ECU |
Toyota CH-R Service Manual > Airbag 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 ...
Toyota CH-R Owners Manual > For safe use: SRS airbags
The SRS airbags inflate when the vehicle is subjected to certain
types of severe impacts that may cause significant injury to the occupants. They
work together with the seat belts to help reduce the risk of death or serious injury.
SRS front airbags
SRS driver airbag/front passenger a ...